Harbor Freight Tools 68304 Product manual
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.
REV 14g
When unpacking, make sure that the product is intact
and undamaged. If any parts are missing or broken,
please call 1-888-866-5797 as soon as possible.
Copyright© 2014 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.
Visit our website at: http://www.harborfreight.com
Email our technical support at: productsupport@harborfreight.com
Read this material before using this
product. Failure to do so can result in
serious injury. SAVE THIS MANUAL.
Specifications
Display Units Inches (Decimals), Inches (Fractions), & Millimeters
Accuracy ±0.001" (0.03mm)
Display 0.0005", 1/128", 0.01mm
Power Supply SR44 Button Battery (Included)
Important Safety Information
1. CONTAINS BUTTON BATTERY.
Keep out of your child’s reach.
Discard button batteries carefully.
Do not allow children to play with
devices that contain button batteries.
This product is not a toy.
2. Wear ANSI-approved
safety goggles during use.
3. Keep work area clean and well lit.
4. Do not operate when tired or
when under the influence of
alcohol, drugs or medication.
5. Use as intended only.
6. Inspect before every use; do not use
if parts are loose or damaged.
7. Maintain product labels and nameplates.
These carry important safety information.
If unreadable or missing, contact
Harbor Freight Tools for a replacement.
Components and Controls
in/mm
Button
OFF
OFF
OFF ON Button
mm
ON
ON
Lock Screw
inch/F
ZERO
ZERO
ZERO Button
Battery Cover
Thumb
Knob
Prongs
Record Product’s Serial Number Here:
Note: If product has no serial number, record month and year of purchase instead.
Page 2 For technical questions, please call 1-888-866-5797. Item 68304
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