
OPERATOR'S MANUAL
3/8 in. PROFESSIONAL
CENTER HANDLE DRILL
VARIABLE SPEED / REVERSIBLE/DUAL LASER
DOUBLE INSULATED
Model No.
315.262520
A
II WARNING: To reduce the risk of injury,
the user must read and understand the
operator's manual before using this product.
Customer Help Line: 1-800-932-3188
Sears, Roebuck and Co., 3333 Beverly Rd., Hoffman Estates, IL 60179 USA
Visit the Craftsman web page: www.sears.com/craftsman
983000-729
8-05
Save this manual for future reference
000s

• Warranty .......................................................................................................................................................................... 2
• Introduction ..................................................................................................................................................................... 2
• General Safety Rules .................................................................................................................................................. 3-4
• Specific Safety Rules .................................................................................................................................................. 4-5
• Symbols ...................................................................................................................................................................... 6-7
• Electrical ......................................................................................................................................................................... 8
• Features ......................................................................................................................................................................... 9
• Assembly ...................................................................................................................................................................... 10
• Operation ................................................................................................................................................................ 10-13
• Adjustments ............................................................................................................................................................ 14-15
• Maintenance ........................................................................................................................................................... 15-16
• Accessories .................................................................................................................................................................. 16
• Exploded View and Repair Parts List ............................................................................................................................ 17
• Parts Ordering / Service ................................................................................................................................. Back Page
ONE-YEAR FULL WARRANTY ON CRAFTSMAN PROFESSIONAL TOOL
If this Craftsman Professional tool fails to give complete satisfaction within one year from date of purchase, RETURN
IT TO ANY SEARS STORE OR PARTS AND REPAIR CENTER OR OTHER CRAFTSMAN OUTLET IN THE UNITED
STATES FOR FREE REPAIR.
This warranty gives you specific legal rights, and you may also have other rights which vary from state to state.
Sears, Roebuck and Co., Dept. 817WA, Hoffman Estates, IL 60179
This tool has many features for making its use more pleasant and enjoyable. Safety, performance, and dependability
have been given top priority in the design of this product making it easy to maintain and operate.

_ WARNING] Read all instructions. Failure to follow
all instructions listed below may result in electric
shock, fire and/or serious injury. The term "power
tool" in all of the warnings listed below refers to your
mains-operated (corded) power tool or battery-oper-
ated (cordless) power tool.
SAVE THESE INSTRUCTIONS
WORK AREA SAFETY
• Keep work area clean and well lit. Cluttered or dark
areas invite accidents.
• Do not operate power tools in explosive atmo-
spheres, such as in the presence of flammable
liquids, gases, or dust. Power tools create sparks
which may ignite the dust or fumes.
• Keep children and bystanders away while operat-
ing a power tool. Distractions can cause you to lose
control.
ELECTRICAL SAFETY
• Power tool plugs must match the outlet. Never
modify the plug in any way. Do not use any adapter
plugs with earthed (grounded) power tools. Un-
modified plugs and matching outlets will reduce risk of
electric shock.
• Avoid body contact with earthed or grounded surfaces
such as pipes, radiators, ranges and refrigerators.
There is an increased risk of electric shock if your body
is earthed or grounded.
• Do not expose power tools to rain or wet condi-
tions. Water entering a power tool will increase the risk
of electric shock.
• Do not abuse the cord. Never use the cord for carrying,
pulling or unplugging the power tool. Keep cord away
from heat, oil, sharp edges or moving parts. Damaged
or entangled cords increase the risk of electric shock.
• When operating a power tool outdoors, use an exten-
sion cord suitable for outdoor use. Use of a cord suit-
able for outdoor use reduces the risk of etectric shock.
PERSONAL SAFETY
• Stay alert, watch what you are doing and use
common sense when operating a power tool. Do
not use a power tool while you are tired or under
the influence of drugs, alcohol or medication. A
moment of inattention while operating power tools may
result in serious personal injury.
• Use safety equipment. Always wear eye protection.
Safety equipment such as dust mask, non-skid safety
shoes, hard hat, or hearing protection used for appro-
priate conditions will reduce personal injuries.
• Avoid accidental starting. Ensure the switch is in
the off-position before plugging in. Carrying power
tools with your finger on the switch or plugging in
power tools that have the switch on invites accidents.
Remove any adjusting key or wrench before turning
the power tool on. A wrench or a key left attached to
a rotating part of the power tool may result in personal
injury.
• Do not overreach. Keep proper footing and balance
at all times. This enables better control of the power
tool in unexpected situations.
• Dress properly. Do not wear loose clothing or jew-
elry. Keep your hair, clothing and gloves away from
moving parts. Loose clothes, jewelry or long hair can
be caught in moving parts.
If devices are provided for the connection of dust
extraction and collection facilities, ensure these are
connected and properly used. Use of these devices
can reduce dust-related hazards.
• Do not wear loose clothing or jewelry. Contain long
hair. Loose clothes, jewelry, or long hair can be drawn
into air vents.
• Do not use on a ladder or unstable support. Stable
footing on a solid surface enables better control of the
power tool in unexpected situations.
POWER TOOL USE AND CARE
• Do not force the power tool. Use the correct power
tool for your application. The correct power tool will
do the job better and safer at the rate for which it was
designed.
• Do not use the power tool if the switch does not
turn it on and off. Any power tool that cannot be
controlled with the switch is dangerous and must be
repaired.
• Disconnect the plug from the power source and/or
the battery pack from the power tool before making
any adjustments, changing accessories, or storing
power tools. Such preventive safety measures reduce
the risk of starting the power tool accidentally.
• Store idle power tools out of the reach of children
and do not allow persons unfamiliar with the power
tool or these instructions to operate the power tool.
Power tools are dangerous in the hands of untrained
users.
• Maintain power tools. Check for misalignment or
binding of moving parts, breakage of parts and any
other condition that may affect the power tool's
operation. If damaged, have the power tool repaired
before use. Many accidents are caused by poorly
maintained power tools.
• Keep cutting tools sharp and clean. Properly main-
tained cutting tools with sharp cutting edges are less
likely to bind and are easier to control.
• Use the power tool, accessories and tool bits etc.,
in accordance with these instructions and in the
manner intended for the particular type of power
tool, taking into account the working conditions
and the work to be performed. Use of the power
tool for operations different from those intended could
result in a hazardous situation.

SERVICE
• Have your power tool serviced by a qualified repair
person using only identical replacement parts. This
will ensure that the safety of the power tool is main-
tained.
A
ALL WARNING! To reduce risk of injury, user must read
instruction manual.
• When servicing a power tool, use only identi-
cal replacement parts. Follow instructions in the
Maintenance section of this manual. Use of unau-
thorized parts or failure to follow Maintenance instruc-
tions may create a risk of shock or injury.
• Hold power tool by insulated gripping surfaces
when performing an operation where the cutting
tool may contact hidden wiring or its own cord.
Contact with a "live" wire will make exposed metat
parts of the tool "live" and shock the operator.
• Know your power tool. Read operator's manual
carefully. Learn its applications and limitations, as
well as the specific potential hazards related to this
power tool. Following this rule will reduce the risk of
electric shock, fire, or serious injury.
• Always wear safety glasses. Everyday eyeglasses
have only impact-resistant lenses; they are NOT
safety glasses. Following this rule will reduce the risk
of serious personal injury.
• Protect your lungs. Wear a face or dust mask if the
operation is dusty. Following this rule will reduce the
risk of serious personal injury.
• Protect your hearing. Wear hearing protection dur-
ing extended periods of operation. Following this rule
will reduce the risk of serious personal injury.
• Inspect power tool cords periodically and, ifdamaged,
have repaired at your nearest Authorized Service Cen-
ter. Constantly stay aware of cord location. Following
this rule wili reduce the risk of eleotrio shock or fire.
• Check damaged parts. Before further use of the
power tool, a guard or other part that is damaged
should be carefully checked to determine that it will
operate properly and perform its intended func-
tion. Check for alignment of moving parts, binding
of moving parts, breakage of parts, mounting, and
any other conditions that may affect its opera-
tion. A guard or other part that is damaged should
be properly repaired or replaced by an authorized
service center. Following this rule will reduce the risk
of shock, fire, or serious injury.
• Make sure your extension cord is in good condition.
When using an extension cord, be sure to use one
heavy enough to carry the current your product will
draw. A wire gauge size (A.W.G.) of at least 14 is
recommended for an extension cord 50 feet or less
in length. A cord exceeding 100 feet is not recom-
mended. If in doubt, use the next heavier gauge.
The smaller the gauge number, the heavier the
cord. An undersized cord will cause a drop in line volt-
age resulting in loss of power and overheating.
• inspect for and remove all nails from lumber before
using this power tool. Following this rule will reduce
the risk of serious personal injury.
• Save these instructions. Refer to them frequently and
use them to instruct others who may use this power
tool. If you loan someone this power tool, loan them
these instructions also.
4

LASER GUIDE WARNINGS:
The laser guide radiation used in this tool is Class
Ilia with maximum <5 mW and 650nm wavelengths.
These lasers do not normally present an optical hazard
although staring at the beam may cause flash blindness.
• Avoid direct eye exposure when using the laser guide.
• The laser shall be used and maintained in accordance
with the manufacturer's instructions.
• Never aim the beam at a person or object other than
the workpiece.
• Always ensure the laser beam is aimed at a sturdy
workpiece without reflective surfaces. Shiny reflective
sheet metal or similar shiny materials are not suitable
for laser use.
• All repairs should be made by an authorized service
representative or the laser manufacturer.
• Save these instructions. Refer to them frequently and
use them to instruct others who may use this power
tool. If you loan someone this power tool, loan them
these instructions also.
_k WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities
contains chemicals known to cause cancer, birth defects or other reproductive harm. Some examples of these
chemicals are:
• lead from lead-based paints,
• crystalline silica from bricks and cement and other masonry products, and
• arsenic and chromium from chemically-treated lumber.
Your risk from these exposures varies, depending on how often you do this type of work. To reduce your exposure
to these chemicals: work in a well ventilated area, and work with approved safety equipment, such as those dust
masks that are specially designed to filter out microscopic particles.

Someofthefollowingsymbolsmaybeusedonthistool.Pleasestudythemandlearntheirmeaning.Properinterpreta-
tionofthesesymbolswillallowyoutooperatethetoolbetterandsafer.
SYMBOL NAME DESIG NATION/EXPLANATION
V Volts Voltage
A Amperes Current
Hz Hertz Frequency (cycles per second)
W Watt Power
min Minutes Time
Alternating Current Type of current
Direct Current Type or a characteristic of current
no No Load Speed Rotational speed, at no load
[] Class II Construction Double-insulated construction
.../rain Per Minute Revolutions, strokes, surface speed, orbits etc., per minute
Wet Conditions Alert Do not expose to rain or use in damp locations.
To reduce the risk of injury, user must read and understand
Read The Operator's Manual operator's manual before using this product.
O Protection Always wear safety goggIes, safety gIasses with side shields, or
Eye
a full face shield when operating this product.
_, Safety Alert Precautions that involve
your safety.
_ Failure to keep your hands away from the blade will result in
No Hands Symbol serious personal injury.
No Hands Failure to keep your hands away from the blade will result in
Symbol
serious personal injury.
No Hands Symbol Failure to keep your hands away from the blade will result in
serious personal injury.
,/_ No Hands Failure to keep your hands away from the blade will result in
Symbol
serious personal injury.
Hot Surface To reduce the risk of injury or damage, avoid contact with
any hot surface.
6

Thefollowingsignalwordsandmeaningsareintendedtoexplainthelevelsofriskassociatedwiththis
product.
SYMBOL SIGNAL MEANING
,_ DANGER:
Indicates an imminently hazardous situation, which, if not avoided, will
result in death or serious injury.
,_ WARNING:
Indicates a potentially hazardous situation, which, if not avoided, could
result in death or serious injury.
,_ CAUTION:
Indicates a potentially hazardous situation, which, if not avoided, may
result in minor or moderate injury.
CAUTION:
(Without Safety Alert Symbol) Indicates a situation that may result in
property damage.
SERVICE
Servicing requires extreme care and knowledge and
should be performed onIy by a qualified service tech-
nician. For service we suggest you return the product to
your nearest AUTHORIZED SERVICE CENTER for repair.
When servicing, use only identical replacement parts.
'_ WARNING: To avoid serious personal injury, do not
attempt to use this product until you read thoroughly
and understand completely the operator's manual.
Save this operator's manuat and review frequently for
continuing safe operation and instructing others who
may use this product.
'_ WARNING:
O
The operation of any power tool can result in foreign objects being thrown into your eyes, which
can result in severe eye damage. Before beginning power tool operation, always wear safety
goggles, safety glasses with side shields, or a full face shield when needed. We recommend Wide
Vision Safety Mask for use over eyeglasses or standard safety glasses with side shietds.
Always use eye protection which is marked to comply with ANSI Z87.1.
SAVE THESE INSTRUCTIONS
7

DOUBLE INSULATION
Double insulation is a concept in safety in electric power
tools, which eliminates the need for the usual three-wire
grounded power cord. All exposed metal parts are
isolated from the internal metal motor components with
protecting insulation. Double insulated tools do not need
to be grounded.
_1= WARNING: The double insulated system is
intended to protect the user from shock resulting
from a break in the tool's internal insulation. Observe
all normal safety precautions to avoid electrical
shock.
NOTE: Servicing of a tool with double insulation requires
extreme care and knowledge of the system and should
be performed only by a qualified service technician. For
service, we suggest you return the tool to your nearest
authorized service center for repair. Always use original
factory replacement parts when servicing.
ELECTRICAL CONNECTION
This tool has a precision-built electric motor. It should be
connected to a power supply that is 120 volts, 60 Hz,
AO only (normal household current). Do not operate
this tool on direct current (DC). A substantial voltage drop
will cause a loss of power and the motor will overheat, if
your tool does not operate when plugged into an outlet,
double-check the power supply.
EXTENSION CORDS
When using a power tool at a considerable distance from
a power source, be sure to use an extension cord that has
the capacity to handle the current the tool will draw. An
undersized cord will cause a drop in line voltage, resulting
in overheating and loss of power. Use the chart to deter-
mine the minimum wire size required in an extension cord.
Only round jacketed cords listed by Underwriter's Labora-
tories (UL) should be used.
When working outdoors with a tool, use an extension
cord that is designed for outside use. This type of cord is
designated with "WA" on the cord's jacket.
Before using any extension cord, inspect it for loose or
exposed wires and cut or worn insulation.
'Ampere rating (on tool faceplate)
0-2.0 2.1-3.4 3.5-5.0 5.1-7.0 7.1-12.0 12.1-16.0
Cord Length Wire Size (A.W.G.)
25' 16 16 16 16 14 14
50' 16 16 16 14 14 12
100' 16 16 14 12 10 --
**Used on 12 gauge - 20 amp circuit
NOTE: AWG = American Wire Gauge
A WARNING: Keep the extension cord clear of the
working area. Position the cord so that it will not get
caught on lumber, tools or other obstructions while
you are working with a power tool. Failure to do so
can result in serious personal injury.
_i, WARNING: Check extension cords before each
use. If damaged replace immediately. Never use tool
with a damaged cord since touching the damaged
8

PRODUCT SPECIFICATIONS
Chuck ......................................................... 3/8 in., Keyiess
Laser Guide ....................... Class Ilia, <5 mW max, 650nm
No Load Speed .............................................. 0-2,500/min.
LASER
SWITCH
KEYLESS SPINDLE
CHUCK LOCK
Switch ......................................................... Variable Speed
input ................................ 120 V, 60 Hz, AC only, 6.0 Amps
Net Weight ............................................................... 4.4 Ibs.
Power Cord ................................................................ 10 ft.
\
DIRECTIONOFROTATION
SELECTOR
(FORWARD/REVERSE)
VARIABLE
SPEED
SWITCH
BUTTON
LIVETOOL
INDICATOR
Fig. 1
KNOW YOUR DRILL
See Figure 1.
Before attempting to use this product, familiarize yourself
with all operating features and safety rules.
DIRECTION OF ROTATION SELECTOR
(FORWARD/REVERSE)
Your drill-driver has a direction of rotation (forward/
reverse) selector located above the switch trigger for
changing the direction of bit rotation.
DUAL LASERS
Dual lasers form 90° angles for aligning drill and screw
holes.
KEYLESS CHUCK
The keyless chuck allows you to hand-tighten or release
the drill bit in the chuck jaws.
LEVELS
Levels are located on the top, sides, and end of the motor
housing to help keep the drill bit level during use.
LIVE TOOL INDICATOR
The live tool indicator is located on the handle of the drill
and indicates that the tool is connected to a power
supply.
LOCK-ON BUTTON
The lock-on button is convenient for continuous drilling for
extended periods of time.
VARIABLE SPEED SWITCH
The variable speed switch delivers higher speed with in-
creased trigger pressure and lower speed with decreased
trigger pressure.

UNPACKING
Thisproducthasbeenshippedcompletelyassembled.
• Carefullyremovethetoolandanyaccessoriesfromthe
box.Makesurethatallitemslistedinthepackinglist
areincluded.
• Inspectthetoolcarefullytomakesurenobreakageor
damageoccurredduringshipping.
• Donotdiscardthepackingmaterialuntilyouhave
carefullyinspectedandsatisfactorilyoperatedthetool.
• Ifanypartsaredamagedormissing,pleasecall
1-800-932-3188forassistance.
PACKINGLIST
CenterHandleDrill
HexKey
CarryingCase
Operator'sManual
_i WARNING: If any parts are missing do not operate
this tool until the missing parts are replaced. Failure
to do so could result in possible serious personal
injury.
A
WARNING: Do not attempt to modify this tool
or create accessories not recommended for use
with this tool. Any such alteration or modification is
misuse and could result in a hazardous condition
leading to possible serious personal injury.
_, WARNING: Do not connect to power supply until
assembly is complete. Failure to comply could result
in accidental starting and possible serious injury.
_, WARNING: Do not allow familiarity with tools
to make you careless. Remember that a careless
fraction of a second is sufficient to inflict serious
injury.
_, WARNING: Always wear safety goggles or safety
glasses with side shields when operating power
tools. Failure to do so could result in objects being
thrown into your eyes resulting in possible serious
injury.
APPLICATIONS
You may use this tool for the purposes listed below:
• Drilling in wood
• Drilling in ceramics, plastics, fiberglass, and laminates
• Drilling in metals
• Mixing paint
VARIABLE SPEED SWITCH
See Figure 2.
Toturn the drill ON, depress the variable speed switch.
Release switch trigger to turn the drill OFF.
NOTE: You might hear a whistling or ringing noise from
the switch during use. Do not be concerned; this is a
normal part of the switch function.
VARIABLE
SPEED
SWITCH
Fig. 2
10

KEYLESS CHUCK
See Figure 3.
The drill driver has a keyless chuck that makes it simple to
tighten or release a drill bits in the chuck jaws. The arrows
on the chuck indicate which direction to rotate the chuck
body in order to LOOK (tighten) or UNLOCK (release) the
drill bit.
CHUCK
BODY
UNLOCK
(RELEASE)
REVERSE
DIRECTION
OFROTATION
SELECTOR
CHUCK
JAWS
LOCK
(TIGHTEN)
Fig. 3
_, WARNING: Do not hold the chuck body with one
hand and use the power of the drill to tighten the
chuck jaws on drill bit. The chuck body could slip
in your hand or your hand could slip and come in
contact with a rotating drill bit. This could cause an
accident resulting in serious personal injury.
FORWARD/REVERSE
See Figure 4.
The direction of bit rotation is reversible and is controlled
by a selector located above the switch trigger. With the
drill held in normal operating position, the direction of
rotation selector should be positioned to the left of the
variable speed switch for drilling. The drill direction is
reversed when the direction of rotation selector is to the
right of the variable speed switch.
CAUTION: To prevent gear damage, always allow
the chuck to come to a complete stop before chang-
ing the direction of rotation.
Tostop the drill, release the variable speed switch and allow
the chuck to come to a complete stop.
NOTE: The drill will not run unless the direction of rotation
selector is pushed fully to the left or right.
Avoid running the drill at low speeds for extended periods
of time. Running at low speeds under constant usage may
cause the drill to become overheated. If this occurs, cool
the drill by running it without a load at full speed.
FORWARD
Fig. 4
_, WARNING: Always unplug the tool when installing
or removing bits, adjusting settings, or when the tool
is not in use. Failure to unplug the tool may result in
accidental starting and serious personal injury.
SPINDLE LOCK
See Figure 5.
The spindle lock allows the user to keep the chuck from
turning while changing bits and chucks.
• To lock the spindle, depress and hold the spndle lock
button.
• While keeping the button depressed, rotate the chuck
clockwise until the spindle clicks into a locked position
and will not rotate further.
• To unlock, release the button.
NOTE: Always be sure the spindle lock button is released
and the spindle lock is disengaged before turning the drill
ON.
SPINDLE
LOCK
LOCK-ON
TOINCREASESPEED,
DEPRESSVARIASLE
SPEEDSWITCH
Fig. 5
11

INSTALLING BITS
See Figures 6 - 7.
• Unplug the drill.
• Lock the spindle.
• Open or close the chuck jaws to a point where the
opening is slightly larger than the bit size you intend to
use. Also, raise the front of the drill stightly to keep the
bit from failing out of the chuck jaws.
• Insert the drill bit.
_k WARNING: Make sure to insert the drill bit straight
into the chuck jaws. Do not insert the drill bit into the
chuck jaws at an angle then tighten, as shown in fig-
ure 7. This could cause the drill bit to be thrown from
the drill, resulting in possible serious personal injury
or damage to the chuck.
• Rotate the chuck clockwise to tighten the chuck jaws
securely on the bit.
SPINDLE
LOCK
DRILLBIT
CHUCKJAWS CHUCKBODY
L0CK-0N
BUTTON
RIGHT
Fig. 6
NOTE: Rotate the chuck body in the direction of the
arrow marked LOCK to tighten the chuck jaws. Do not
use a wrench to tighten or loosen the chuck jaws.
• Release the spindle lock button.
REMOVING BITS
See Figure 6.
• Unplug the drill.
• Depress the spindle lock button.
• While keeping the button depressed, rotate the chuck
in either direction until it clicks into a position that will
not allow it to rotate.
(
WRONG
Fig. 7
• Keeping the spindle lock button depressed, rotate the
chuck clockwise to open the chuck jaws.
• Remove the drill bit.
• Release the spindle lock button
LOCK-ON BUTTON
See Figure 6.
This drill is equipped with a lock-on feature, which is
convenient for continuous drilling for extended periods of
time. To lock-on:
• Depress the variable speed switch.
• Push in and hold the lock-on button, located on the
side of the handle.
• Release the switch trigger.
• Release the lock-on button and the drill will continue
running.
• To release the lock, depress and release the variable
speed switch.
If the lock-on feature is engaged during use and the drill
becomes disconnected from the power supply, disengage
the lock-on feature immediately.
USING THE LASER GUIDE
See Figure 8.
_, WARNING: To avoid possible injury, do not stare
into the laser beam. The laser unit comes from the
factory already installed and aligned, but if the laser
becomes misaligned after time, refer to the Adjust-
ments section.
• Plug in the drill.
• Aim the drill towards a wall.
• Depress the laser switch. The drill will project two lines
in a 90c right angle on the wall.
• Using the levels to keep laser lines level, project the
laser lines on the wall.
12

LASERSWITCH
\
//
/
Fig. 8
_i WARNING: Before connecting the drill to a power
supply source, always check to be sure it is not in
lock-on position (depress and retease the variable
speed switch). Failure to ensure that it is not locked-
on could result in accidental starting of the drill
resulting in possible serious injury. Do not lock the
variable speed switch in applications where the drill
may need to be suddenly stopped.
DRILLING
See Figures 9 - 10.
Levels are located on the top and end of the motor hous-
ing to help keep the drill bit levet during use.
SIDE
LEVEL
• Depress and release the variable speed switch to be
sure the drill is in OFF position before connecting it to a
power supply.
• Check the direction of rotation selector for correct set-
ting (forward or reverse).
• Secure the material to be drilled in a vise or with
clamps to keep it from turning as the drill bit rotates.
• Plug the drill into power supply. Hold the drill firmly and
place bit at point to be drilled.
• Depress the variable speed switch to start the drill.
• Move the drill bit into the workpiece applying only
enough pressure to keep the bit cutting. Do not force
the drill or apply side pressure to elongate a hole. Let
the drill and bit do the work.
_i, WARNING: Be prepared for binding at bit
breakthrough. When these situations occur, the drill
has a tendency to grab and kick in the opposite
direction and could cause loss of control when
breaking through material. If not prepared, this loss
of control can result in possible serious injury.
• When drilling hard, smooth surfaces use a center
punch to mark the desired hole location. This will
prevent the drill from slipping off center as the hole is
started.
• When drilling metals use a light oil on the drill bit to
keep it from overheating. The oil will prolong the life of
the bit and increase the drilling action.
• Ifthe bit jams in the workpiece or if the drill stalls,
stop the tool immediately. Remove the bit from the
workpiece and determine the reason for jamming.
REAR
LEVEL
Fig. 9
13
TOPLEVEL
Fig. 10

_i CAUTION:Useofcontrolsoradjustmentsorper-
formanceofproceduresotherthanthosespecified
hereinmayresultinhazardousradiationexposure.
ADJUSTING THE LASER
See Figures 11 - 13.
• Unplug the drill.
• Facing a wail, center the bubble in the top level.
• Clamp the drill in a vice or other clamp so that the laser
lines project onto a wail.
NOTE: For accurate measurements, do not exceed a 3
ft. distance from the nearest wail. Otherwise, laser lines
may not intersect properly for perpendicular measure-
ments.
• Connect the drill to a power supply.
• Turn on the laser.
_, WARNING: DO NOT point the laser at yourself
or others. Class Ilia lasers will burn the retinas and
could cause serious injury to the eyes.
• Use a level and a framing square to take measure-
ments of the laser lines on the wall to determine what
adjustments are needed.
NOTE: Use a level to check the horizontaI and vertical
laser lines. A framing square or level can be used to check
if the laser lines are perpendicular. The laser lines should
project a 90° angle.
Make adjustments with the drill clamped in place and the
lasers facing away from the user.
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SEST
Fig. 11
14

Making vertical laser line adjustments
See Figure 12.
• The front screw moves the laser line, changing the
angle. Turn the screw clockwise to angle the top edge
of the laser line to the left. Counterclockwise will angle
the laser line to the right.
• The rear screw moves the laser line right to left. Turn-
ing the screw clockwise moves the laser line right.
Counterclockwise moves the laser line left along the
horizontal axis.
Making horizontal laser line adjustments
See Figure 13.
• The front screw rotates the laser line to change the
angle. Turn the screw clockwise to angle the right edge
of the laser line up. Turn the screw counterclockwise to
angle the laser line down.
• The rear screw moves the laser line up and down.
Turning the screw clockwise moves the laser line
down. Counterclockwise moves the laser line up the
vertical axis.
REAR
SCREW
FRONTSCREW
Fig. 12
REAR
SCREW
FRONT
SCREW
Fig. 13
_i WARNING" When servicing, use only identical
Craftsman replacement parts. Use of any other parts
may create a hazard or cause product damage.
_, WARNING" Always wear safety goggles or safety
glasses with side shields during power tool operation
or when blowing dust. If operation is dusty, also wear
a dust mask.
GENERAL MAINTENANCE
Avoid using solvents when cleaning plastic parts. Most
plastics are susceptible to damage from various types of
commercial solvents and may be damaged by their use.
Use clean cloths to remove dirt, dust, oil, grease, etc.
_, WARNING: Do not at any time let brake fluids,
gasoline, petroleum-based products, penetrating
oils, etc., come in contact with plastic parts. Chemi-
cals can damage, weaken or destroy plastic which
may result in serious personal injury.
Electric tools used on fiberglass material, wallboard,
spackling compounds, or plaster are subject to accel-
erated wear and possible premature failure because the
fiberglass chips and grindings are highly abrasive to bear-
ings, brushes, commutators, etc. Consequently, we do not
recommended using this tool for extended work on these
types of materials. However, if you do work with any of
these materials, it is extremely important to clean the tool
using compressed air.
LUBRICATION
All of the bearings in this tool are lubricated with a suffi-
cient amount of high grade lubricant for the life of the unit
under normal operating conditions. Therefore, no further
lubrication is required.
Only the parts shown on the parts list are intended to be
repaired or replaced by the customer. All other parts
should be replaced at a Sears Service Center.
15

CHUCKREMOVAL
See Figures 14 - 16.
The chuck may be removed and replaced with a new one.
• Unplug the drill.
• Insert a 5/16 in. or larger hex key into the chuck of the
drill and tighten the chuck jaws securely.
• Tap the hex key sharply with a mallet in a clockwise
direction. This will loosen the screw in the chuck for
easy removat.
MALLET
CHUCKJAWS
• Insert the hex key into the chuck and tighten the chuck
jaws securely. Tap sharply with a mailet in a counter-
clockwise direction. This will loosen the chuck on the
spindle. It can now be unscrewed by hand.
MALLET
CHUCK
HEXKEY
Fig. 14
• Open the chuck jaws and remove the hex key. Using a
screwdriver, remove the chuck screw by turning it in a
clockwise direction.
NOTE: The chuck screw has left hand threads.
SCREWDRIVER
Fig. 15
Fig. 16
TO RETIGHTEN A LOOSE CHUCK
The chuck may become loose on the spindle and develop
a wobble. Also, the chuck screw may become loose,
causing the chuck jaws to bind and prevent them from
closing. To tighten:
• Unplug the drill.
• Open the chuck jaws.
• Insert a hex key into the chuck and tighten chuck jaws
securely. Tap the hex key sharply with a mallet in a
clockwise direction. This will tighten the chuck on the
spindle.
• Open the chuck jaws and remove the hex key.
• Tighten the chuck screw.
Look for these accessories at Sears retail:
• High Speed Bits (For wood or metat) ............................................................................................................. 1/2 in. Max.
• Masonry Bits ................................................................................................................................................... 3/4 in. Max.
• Wood Boring Bits .............................................................................................................................................. 1 in. Max.
• Hole Saws ......................................................................................................................................................... 2 in. Max.
• Doweling Jig
• Drill Stand
• Wire Brushes, All
_k, WARNING: Current attachments and accessories available for use with this tool are listed above. Do not use any
attachments or accessories not recommended by the manufacturer of this tool. The use of attachments or acces-
sories not recommended can result in serious personal injury.
16

CRAFTSMAN 3/8 in. PROFESSIONAL ELECTRIC DRILL MODEL NO. 315.262520
!
The model number will be found on a plate attached to the motor housing. Always mention the |
model number in all correspondence regarding your DRILL or when ordering repair parts.
J
SEE BACK PAGE FOR PARTS ORDERING INSTRUCTIONS
SEENOTE
3
Key
No,
1
2
3
4
Note:
Pa_
Number
690033045
6611903
940078060
940051031
983000729
PARTS LIST
Description Qty.
3/8 in Chuck .................................................................................................... t
Screw (special) ................................................................................................ t
Data Plate ........................................................................................................ t
Logo Plate ....................................................................................................... t
Operator's Manual
The assembly shown represents an important part of the double insulated system. To avoid the
possibility of alteration or damage to the system, service should be performed by your nearest
Sears repair center. Contact your nearest Sears retail store for service center information.
17

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Your Home
For repair-in your home-of all major brand appliances,
lawn and garden equipment, or heating and cooling systems,
no matter who made it, no matter who sold it!
For the replacement parts, accessories and
owner's manuals that you need to do-it-yourself.
For Sears professional installation of home appliances
and items like garage door openers and water heaters.
1-800-4-MY-HOME ® (1-800-469-4663)
Call anytime, day or night (U.S.A. and Canada)
www.sears.com www.sears.ca
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_i_i_i_i_i_1%_i_ii_i_ O U r H o m e
For repair of carry-in items like vacuums, lawn equipment,
and electronics, call or go on-line for the location of your nearest
Sears Parts & Repair Center.
..... 1 800 488 1222
Call anytime, day or night (U.S.A. only)
www.sears.com
To purchase a protection agreement (U.S.A.)
or maintenance agreement (Canada) on a product serviced by Sears:
;:::::;;........1-800-827-6655 (U.S.A.) 1-800-361-6665 (Canada)
ii!iii:ii:iiiilili! !!!!!!i ii ii i!!il
i!_i!i:!i:!i_!_,!_iii:!ii!ii!ii!ii!i!ii_i,i
Para pedir servicio de reparaci6n
a domicilio, y para ordenar piezas:
1-888-SU-HOGAR sM
(1-888-784-6427)
Au Canada pour service en fran£ais:
1-800-LE-FOYER M°
(1-800-533-6937)
www.sears.ca
TM SM
_3 Registered Trademark / Trademark / Service Mark of Sears, Roebuck and Co
R TM SM
_) Marca Registrada / Marca de Fabrica / Marca de Servicio de Sears, Roebuck and Co.
MC MD
Marque de commerce / ' Marque d6posee de Sears, Roebuck and Co. © Sears, Roebuck and Co
