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Screw Thread Gauge

Item #
714

The #714 Screw Thread Gauge quickly identifies thread pitch, tap size and drill bit size for machine and wood screws, bolts and common rivets and cotter pins up to 5/16 in. across.

  • Threaded holes indicate threads per inch; unthreaded holes indicate size by number and fractions of an inch
  • 3 in. ruler for measuring screw lengths
  • Made of durable engineering plastic
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⚠ WARNING: This product can expose you to chemicals including Nickel (metallic), which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.

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