HexSizer Heavy Hex Gauge High Heat - is a Pocket Tool for Measuring Nut & Bolt Sizes. Check Nuts and Bolts, Inch and Metric. Standard Sizes from 1-1/16" to 6-1/8" or 32mm to 165mm.

Made for high Temp - Laser engraved anodized 6061 aluminum so this size gauge can be used in temperatures a little over 1000°f / 538°c. Won't melt with working in hot units or on live steam lines.
Measures installed nuts - The best tool for measuring installed nuts and stud bolts. No boards or cables to mess with. The bolt measure tool uses the bolt end and the nut measure tool from one flat.
Measures jumbo nuts and bolts - from one flat, the standard heavy hex nut sizes found in plants and refineries. Standard Sizes from 1-1/16" to 6-1/8". Measures from 1 flat!
1-1/16”, 1-1/4”, 1-7/16”, 1-5/8”, 1-13/16”, 2”, 2-3/16”, 2-3/8”, 2-9/16”, 2-3/4”, 2-15/16”, 3-1/8”, 3-1/2”, 3-7/8”, 4-1/4”, 4-5/8”, 5”, 5-3/8”, 5-3/4”, 6-1/8”
A big bolt and nut sizer - can be a Great gift for men and women Millwrights, Pipefitters, Steamfitters, Field Technicians and Maintenance Field Technicians who work industrial plants or Oil & Gas.

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