HexSizer Heavy Hex Gauge – Pocket Tool for Measuring Nut & Bolt Sizes

Unique One-Flat Measurement Design: The HexSizer measures from one flat for quick sizing of installed nuts and bolts, avoiding obstructions from studs for fast, accurate measurements. HexSizer Built for High Heat: Withstands temperatures over 1000°F (538°C) using laser-engraved anodized aluminum, perfect for hot units, live steam lines, and extreme industrial conditions. Dual Metric & Inch Sizing Capability: Accurately identifies both Inch (1-1/16" to 4-5/8") and Metric (32mm to 120mm) sizes, making HexSizer a versatile bolt measuring tool for any job site. Compact and Portable for Easy Use: Comes with a detachable tether and fitted sheath, ensuring the HexSizer is always accessible during inspections, job walks, and maintenance tasks. Essential for industrial pros: A must-have for Millwrights, Pipefitters, and Techs using hydraulic, pneumatic, or electric torque wrenches in high-temp environments. A bolt and nut sizer also makes a great gift for them.