* Gauge is made of 1/4" hard plastic (very durable).
* Measures  8-3/4" long & 3-3/8" wide.
* Measures fractional diameters from #4 up to 1"
* Fractional nuts from #6 up to 5/8".
* Fractional bolts up to 7" long and thread pitch from 10tpi to 40tpi.
* Metric bolts from 3mm to 22mm in diameter & metric lengths up to 180mm.
* Same gauge available in 5 different colors, mix and match for quantity discounts
* Doesn't measure metric nuts

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Nut & Bolt Size Gauge

  • Product Code: NBG
  • Availability: In Stock
  • $4.99


  • 5 or more $4.75
  • 10 or more $4.50

Available Options


Tags: nut bolt size gauge, nbg, gauges