Accurate and Easy-to-Use: The nut and bolt thread checker is an accurate and easy-to-use bolt and nut identifier gauge for quickly identifying inch and metric thread sizes.
Dual-Coated for Durability: Zinc plated for inch sizes and black oxide for metric sizes, this bolt thread identifier is dual-coated for long-lasting durability in any workshop or garage.
Comprehensive Size Range: With 26 male/female gauges (14 inch & 12 metric), this bolt and nut identifier gauge covers a comprehensive range of sizes, from 6-32 to 1/2-20 and M4x0.7 to M12x1.75.
Fast and Convenient: Thread sizes are permanently stamped onto each gauge, allowing for fast and easy thread verification, and the individual gauges rotate freely on the wire cable for quick size finding.
Portable Solution: Conveniently assembled onto a wire loop, this bolt size and thread gauge is the perfect portable solution for identifying thread sizes on-the-go.