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The front side is Heavy Hex inches. The back side is SAE & common sizes in inches. It measures both the stud and nut sizes Introducing the High Heat HexSizer® - the ultimate tool for identifying nut and bolt sizes in high-heat environments. With the...

The front side is Heavy Hex Metric. The back side is SAE and millimeters in common metric sizes. It measures both the stud and nut sizes. It measures nut sizes across the flats and from one single flat with the patented HexSizer® scale. Introducing the...

The HexSizer SAE Nut and Bolt Size Gauge Tool & Thread Pitch Checker Set is an essential tool for accurately measuring thread pitch, nut, stud, and bolt sizes for SAE inch fasteners. Made from durable and easy to read stainless steel, this gauge...

The HexSizer SAE Nut and Bolt Size Gauge Tool & Thread Pitch Checker Set is an essential tool for accurately measuring thread pitch, nut, stud, and bolt sizes for SAE inch fasteners. Made from durable anodized aluminum, this gauge features the...

The HexSizer SAE Nut and Bolt Size Gauge Tool & Metric Thread Pitch Checker Set is a versatile tool for anyone working with SAE and metric fasteners. Made from durable anodized aluminum, it offers long-lasting precision in measuring nuts, studs, and...

Introducing the all-new SAE and Common Size HexSizer® - the ultimate tool for identifying nut and bolt sizes on cars, lawnmowers, and the stuff in your garage. This versatile tool is designed to make your life easier by measuring common sizes quickly and...

The HexSizer Inch and Metric SAE & common sizes Nut and Bolt Size Gauge Tool is an essential tool for accurately measuring everyday nut, stud, and bolt sizes for SAE inch or metric fasteners. Made from durable anodized aluminum, this gauge features...

The SAE Size HexSizer - the ultimate tool for identifying nut and bolt sizes on automobiles, lawnmowers, and more! So, what size of socket for lug nuts? This versatile tool is designed to make your life easier by measuring common sizes quickly and...

Stainless Steel Thread Checker is a handy tool used for checking the measurement and pitch of threaded fasteners. It is constructed from stainless steel and resistant to corrosion. This tool helps in identifying the correct size for threading nuts and...

The Clear Card Thread Checker is a clear transparent card with the standard thread pitches imprinted on it. It is very easy to line the printed thread marks with the actual threads you are wanting to identify. The marks run off the left edge so it is...

This thread gauge for SAE is a thread checker that will identify the common thread pitches you would find on bolts in your garage, car, or home. 

HexSizer Clear Card Thread Checkers are clear plastic cards with the variety of standard thread pitches imprinted on them. Simply align the profile with the thread pitch to confirm the threads of a fastener. One card shows the thread pitch profiles for...