JBO Thread Ring Gauge (GO) - Metric Fine - Left Hand - 6g - M27 x 0.75 Shrink Fit Holders Its durable build and precise

Its durable build and precise sizing give you confidence in every measurement

with a geometry that is similar to DIN 212 B

predictable cut with efficient chip evacuation thanks to its spiral flute design

It features a left-hand spiral flute with a right-hand cutting edge

and a proven tolerance standard helps you finish holes to spec quickly

JBO Thread Ring Gauge (GO) - Metric Fine - Left Hand - 6g - M27 x 0.75 Shrink Fit Holders Its durable build and preciseThe JBO Thread Ring Gauge (GO) is a precision inspection tool designed to verify external metric threads quickly and reliably. Specifically tailored for metric fine, left hand threads, it targets M27 x 0. 75 to help technicians confirm that components meet exact diameter and pitch requirements during assembly, machining, and quality control. Crafted from hardened steel for outstanding durability, this GO gauge resists wear in demanding workshop