JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 4h - M4 x 0.5 A&NF 2-Flute Design for Efficient Chip

2-Flute Design for Efficient Chip Evacuation: Two cutting edges strike a balance between tool rigidity and chip clearance

precise bore with reduced chatter

right-hand cut: Optimizes chip evacuation and provides stable

this Toolex reamer delivers trusted manufacturing quality from a known specialist supplier

003 mm) ensures consistent final hole size for fewer secondary operations

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 4h - M4 x 0.5 A&NF 2-Flute Design for Efficient ChipThe JBO Thread Ring Gauge (GO) Metric Fine is a precision tool designed to verify the outer thread diameter of metric fine threaded components. It is ideal for engineers, machinists, quality inspectors, and workshop technicians who need fast, reliable go no go verification. Built as a GO gauge for right hand threads with M4 x 0. 5 pitch and 4h tolerance, it supports accurate assessment of components against standards. Crafted from hardened steel, it