Harbor Freight Tools


1 In. Travel Machinist's Dial Indicator

Accurately measure equipment alignment and calibration with this dial indicator

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Product Overview

This machinist's dial indicator delivers precise readings up to 1 in. The 360 degree adjustable bezel with revolution counter hand is marked with micro-fine increments.

  • Delivers precise readings to 1 in. in increments of 0.001 in.
  • Bezel adjustment: 360°
  • Lug back positions: 90° increments
  • Revolution counter hand
  • Micro-fine graduations reading continuous 0-100 in black, balanced 0-50-0 in red

Important Information

  • Magnetic base sold separately.

Customer Videos

We think you’ll enjoy these customer-made YouTube videos about our products. They’re independent, uncut and unsponsored. They may also contain some four-letter words that aren’t “tool” and other content that’s not appropriate for children. We hope these videos help inform your tool-buying decisions. And a note from the lawyers: Products should always be used in accordance with the owner’s manual.


63521, 623, 63986
2-3/8 in.
0.001 in.
Shipping Weight
0.35 lb.
Resolution (in.)
1 in.
CA Residents
Warning - Prop 65 Info
Note: Specifications are approximate and subject to change


Lifetime Warranty. We guarantee this Tool to be free from defects in material and workmanship for the life of the product. Limitations apply.

Customer Reviews

Based on 412 Reviews

What Customers Like Best


Great Value100+


Easy to Use100+

98% of Customers Would Recommend This Item

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