Owner’s Manual & Safety Instructions
Save This Manual Keep this manual for the safety warnings and precautions, assembly, operating,
inspection, maintenance and cleaning procedures. Write the product’s serial number in the back of the manual
near the assembly diagram (or month and year of purchase if product has no number).
Keep this manual and the receipt in a safe and dry place for future reference.
14 PC. BI-METAL
HOLE SAW SET
3/4″, 7/8″, 1-1/8″, 1-3/8″, 1-1/2″, 1-3/4″,
2″, 2-1/8″, 2-1/4″, 2-1/2″ Hole Saws
Spare Pilot Drill
Large Mandrel
Small Mandrel with Medium Adapter
Blow Molded Case
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Email our technical support at: tech@harborfreight.com
When unpacking, make sure that the product is intact
and undamaged. If any parts are missing or broken,
please call 1-800-444-3353 as soon as possible.
Copyright© 2011 by Harbor Freight Tools®. All rights reserved.
No portion of this manual or any artwork contained herein may be reproduced in
any shape or form without the express written consent of Harbor Freight Tools.
Diagrams within this manual may not be drawn proportionally. Due to continuing
improvements, actual product may differ slightly from the product
described herein. Tools required for assembly and service may not be included.
ITEM 68113 68990
Read this material before using this product.
Failure to do so can result in serious injury.
SAVE THIS MANUAL.
IMPORTANT SAFETY INFORMATION
1. Wear ANSI-approved safety goggles
and heavy-duty work gloves
during setup and use.
2. Set contains sharp blades.
Keep away from children.
3. Use correct size arbor for
selected Hole Saw.
4. Verify drill’s chuck is in good
condition and ts securely.
5. Do not use excessive pressure
when cutting a hole.
6. Use as intended only;
do not modify tools.
7. Inspect before every use; do not
use if parts are loose or damaged.
8. Use both hands when drilling and
keep blade at 90° to workpiece.
9. Store saw blades in Case in secure
location away from children.
10. Read and adhere to all safety
warnings and operating instructions
of drill used with Set.
11. The warnings, cautions, and
instructions discussed in this
instruction manual cannot cover all
possible conditions and situations
that may occur. It must be understood
by the operator that common sense
and caution are factors which cannot
be built into this product, but must
be supplied by the operator.
SAVE THESE INSTRUCTIONS.
Setup
TO PREVENT INJURY:
Wear heavy-duty work gloves and ANSI-approved safety goggles
during setup and whenever handling the saws.
1. Select the desired size Hole Saw and
either the Large or Small Mandrel.
NOTE: Unthread the 2-1/2″ and 2-1/8″
Hole Saws from one another before use.
2. The correct size Mandrel will t
exactly into the Hole Saw.
3. Use the Adapter to attach the Small
Mandrel to medium size Hole Saws
(such as 1-3/8″ and 1-1/2″ sizes.)
Carefully thread the Adapter into
the Hole Saw and then thread the
Small Mandrel through the bottom
so that it screws into the Adapter.
4. To attach Hole Saw to the
Large Mandrel, see illustrations
and instructions on facing page.
5. Open Jaws of Drill Chuck
(sold separately).
6. Place the Mandrel Shaft
completely into the Chuck and
securely tighten the Chuck.
Page 2 For technical questions, please call 1-800-444-3353. Items 68113/68990