JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6g - M39 x 1.5 ER Collet Chucks Cutting application: Ideal for contouring

Cutting application: Ideal for contouring

repeatable hole sizes and easy interchangeability with standard tooling

keeping your work area cleaner and reducing downtime

and ensures reliable results across demanding materials and taper angles

DIN 8051 B tolerance: D = ISO H5: Tight

JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6g - M39 x 1.5 ER Collet Chucks Cutting application: Ideal for contouringThe JBO Thread Ring Gauge (NoGo) Metric Fine Right Hand 6g M39 x 1. 5 is a precise external thread gauge designed to verify metric fine threads with quick, reliable Go NoGo checks. Its ideal for machinists, quality inspectors, and maintenance teams who need fast confirmation that threaded parts meet exact size and tolerance requirements. Crafted from hardened steel, this gauge is built for durability in busy workshops. The user friendly NoGo design