JBO Thread Ring Gauge (NoGo) - Metric Coarse - Right Hand - 4h - M1.1 x 0.25 Hex Key Drill Chuck resulting in a cleaner cut

resulting in a cleaner cut and a smoother final bore

13 mm nominal final size for precise hole finishing

producing a smooth hole finish with repeatable results

is an intermediate precision tool designed for accurate hole finishing in metalworking

JBO Thread Ring Gauge (NoGo) - Metric Coarse - Right Hand - 4h - M1.1 x 0.25 Hex Key Drill Chuck resulting in a cleaner cutThe JBO Thread Ring Gauge (NoGo) for Metric Coarse threads is a precision inspection tool designed to verify external thread diameters with consistent, reliable results. Ideal for engineers, buyers, tradespeople, and technicians, it ensures metric coarse connections meet exact standards through straightforward NoGo checks. Crafted from hardened steel with Right Hand orientation, 4h tolerance, and M1. 1 x 0. 25 thread, this gauge delivers durable,