JBO Thread Ring Gauge (NoGo) - Metric Coarse - Right Hand - 4h - M2.2 x 0.45 G Left-hand spiral flute with right-hand

Left-hand spiral flute with right-hand cutting: Optimized for steady cutting and efficient chip evacuation

consistent corner radii on mold features

Benefits: Achieve repeatable hole sizes with a tight ±0

high‑quality production by combining precise toolholding with robust coolant performance

and a 4 mm shank—delivering precise corners and versatile performance in tight spaces

JBO Thread Ring Gauge (NoGo) - Metric Coarse - Right Hand - 4h - M2.2 x 0.45 G Left-hand spiral flute with right-handDesigned for quality driven shops, the JBO Thread Ring Gauge (NoGo) Metric Coarse gives a fast, reliable reference for external thread diameters. Built for Right Hand threads with 4h tolerance and M2. 2 x 0. 45 pitch, this hardened steel gauge is ready for daily inspection work and helps machinists, inspectors, and assembly teams quickly confirm conformance and identify out of spec parts. Rapid NoGo conformance checks: Quickly verify that the external