640RJZ Dial Depth Gage 52709

640,640M Dial Depth Gages
Dial Depth Gage, 0-1/2" Range, 0-50 Dial, .0005" Graduations

The Starrett 640RJZ Dial Depth Gage is the same as the 640JZ except they have reverse movement (no push button) and can easily be used with one hand. Simply set on zero and apply the contact to the work and read the measurement. 0-1/2" Range, .0005" Grad, 0-50 Dial, in Case.

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  • Direct reading tools, referencing from their hardened and ground bases
  • All bases are 2-1/2" long
  • Quicker and more convenient to use than any other type of depth gage within their ranges and accuracy
  • Electronic indicators can be furnished by special order
  • 0-1/2" Range
  • .0005" Graduation
  • 0-50 Dial Reading
  • Case is included


  • Made in America: Yes
  • Range (in): 0-1/2"
  • Graduations (in): .0005"
  • Dial Reading: 0-50


    2D Dimensional Drawing (PDF)



    62.88 kb

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    California Proposition 65 Warning

      WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer, and birth defects or other reproductive harm. For more information go to: www.P65Warnings.ca.gov