S579HZ Telescoping Gage Set 52617

579 Telescoping Gages and Sets, Self-Centering with Two Telescoping Arms
Telescoping Gage Set, 5/16 - 6"/8-150mm Range, 2-3/8 - 3-1/4"/60-82mm Handle Length

The Starrett Self-Centering Telescoping Gage includes two telescoping arms, set of 6, 579A, B, C, D, E, F in case. SET of 6: Nos. 579A/B/C/D/E/F in Case.

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  • Precision Ground Radius on each gage provides two-point contact for maximum accuracy
  • Greater range
  • Constant spring tension gives uniform contact pressure
  • Both plungers are easily locked at any desired setting
  • Case
  • Handles can be individually ordered. Handles longer than 12" (300mm) are available on special order.
  • Handles are rigidly attached to the contact plungers and are automatically self-centering
  • Ends of both contacts are hardened and ground to a radius to allow proper clearance on the smallest hole the gage will enter
  • Two telescoping contacts


  • Made in America: Yes
  • Range (in): 5/16 – 6"
  • Range (mm): 8-150mm
  • Handle Length (in): 2-3/8 – 3-1/4"
  • Handle Length (mm): 60-82mm


    Catalog 33 - Section 15 - Hole Gages, Slot Gages

    We offer several varieties of small hole gage sets as well as telescoping gages for larger holes. Our taper gages are inserted into a hole or slot, with the diameter determined by the reading on the tool's etched scale.

    Precision Hand Tools (Catalog 33)

    612 page catalog featuring precision hand tool, force measurement, vison systems, optical comparators, laser measurement, and flat stock.

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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