JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6g - M72 x 3 Hex Key Drill Chuck and M2 HSS construction: Fits

and M2 HSS construction: Fits standard tool holders for quick changes

this reamer supports consistent hole size across multiple parts

6h class alignment: Designed for standard right-hand threads with a defined tolerance class

reliable alignment with BT40 tooling

It features a 2-flute geometry and a long-neck design to reach deep into tight cavities while delivering accurate corner radii

JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6g - M72 x 3 Hex Key Drill Chuck and M2 HSS construction: FitsThe JBO Thread Ring Gauge (NoGo) Metric Fine Right Hand 6g M72 x 3 is a precision inspection tool designed to verify external thread diameters. Its ideal for engineers, machinists, inspectors, and hobbyists who need reliable go no go checks for metric fine threads, ensuring components meet the M72 x 3 specification. Crafted from hardened steel, this gauge delivers durable, wear resistant performance in busy workshops while maintaining accuracy over