JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6g - M34 x 0.5 ER Mini Collet Chucks Ball-Nose geometry for smooth curved

Ball-Nose geometry for smooth curved contours: The ball-nose tip creates precise radii on curved rib surfaces

yielding smoother holes with fewer deflections

enabling quick changes and stable alignment in your existing setup

With DIN 212 B-like geometry and a tight ±0

57mm is an intermediate precision carbide reamer designed to finish pre-drilled holes with tight tolerance

JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6g - M34 x 0.5 ER Mini Collet Chucks Ball-Nose geometry for smooth curvedThe JBO Thread Ring Gauge (NoGo) in Metric Fine, Right Hand, M34 x 0. 5 with 6g tolerance is a precision inspection tool designed to verify external thread diameters on fasteners and components. It is ideal for a wide audiencefrom engineers and buyers to machinists, tradespeople, and hobbyistsproviding quick, reliable checks to ensure parts conform to metric fine thread standards. Crafted from hardened steel, this NoGo ring gauge delivers exceptional