JBO Thread Plug Gauge (GO) - Metric Fine - Right Hand - 6H - M100 x 4 FHH you’ll receive a tool built

you’ll receive a tool built to the exact specification you need

enabling access to deep grooves and intricate mold features without sacrificing stability

supporting reliable performance in machining

within ±0

standard length: Fits securely in common tool holders and supports consistent alignment

JBO Thread Plug Gauge (GO) - Metric Fine - Right Hand - 6H - M100 x 4 FHH you’ll receive a tool builtThe JBO Thread Plug Gauge (GO) is a precision inspection tool designed to verify metric fine threaded holes. Specifically engineered for right hand threads of M100 x 4 with a 6H tolerance, this GO gauge helps engineers, machinists, quality inspectors, and workshops quickly confirm hole readiness. Crafted from hardened steel, it combines accuracy with durability for daily shop use. Designed for straightforward use, the GO gauge clearly indicates when a