Your Machine Tool Repair Resource

Tool Holder Gages and Taper Check

  • Optimizes the tool holder interface
  • Ensures tool holder performance
  • Maximizes tool & spindle life


  • Available for 30, 35, 40, 45, and 50 taper tool holders
  • Tool holder can be tested with components assembled, works with retention knob installed
  • Includes (A) and (B) indicators with .0001″ resolution
  • Carbide locating pins for long life
  • Made with hardened tool steel body
  • Comes with master shank (C)


  • Place the master shank (C) into the Taper Check™
  • Adjust the two indicators (A) and (B) so they both read zero with the master shank
  • Remove the master shank
  • Place the tool holder to be tested into the Taper Check™
  • Simply take the reading from each indicator and find the difference between the two, (B) & (A), to detect shank wear

Request a Free Quote

At Locher, Inc. we provide our customers with complete spindle rebuilding, in-place spindle taper regrinding, tapered insert retrofits and bar & sleeve repairs - performed either in our factory or yours. Contact us for a free quote.

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422 Quarry Road Lancaster, Ohio 43130 | Toll Free: 800-956-2437

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