JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 4h - M20 x 1.5 Die & Mould Collet Chucks This reamer is designed to

This reamer is designed to streamline your workflow by delivering repeatable

clean-hole results across a variety of metals

and consistent hole quality from part to part

The left-hand spiral flute aids chip removal for smoother surfaces

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 4h - M20 x 1.5 Die & Mould Collet Chucks This reamer is designed toThe JBO Thread Ring Gauge (GO) Metric Fine is a precision tool for verifying external threads on components. Built for M20 x 1. 5 metric fine threads with a right hand orientation and a 4H tolerance, it helps technicians, buyers, and engineers quickly determine if a threaded part meets specifications during inspection and assembly. Made from hardened steel, this ring gauge delivers durability and wear resistance in busy workshop environments. The