JBO Thread Ring Gauge (GO) - Metric Coarse - Left Hand - 6g - M2 x 0.4 Face Mill Arbors - Anti-Vibration improving first-pass finishes and minimizing

improving first-pass finishes and minimizing downtime

Ball Nose geometry for smooth contours: Delivers precise radii and clean surface finishes on molded features

With its fine-pitch 80-tooth geometry and hollow-ground bore

Through coolant for reliable chip evacuation: Built‑in coolant flow helps keep temperatures down and clears chips for cleaner finishes

clean holes across a range of materials

JBO Thread Ring Gauge (GO) - Metric Coarse - Left Hand - 6g - M2 x 0.4 Face Mill Arbors - Anti-Vibration improving first-pass finishes and minimizingThe JBO Thread Ring Gauge GO Metric Coarse Left Hand 6g M2 x 0. 4 is a precision inspection tool designed to quickly verify external thread sizes on metric coarse fasteners. Its ideal for quality control teams, machine shops, assembly lines, service technicians, and hobbyists who need reliable, pass fail checks to ensure parts meet exact threading specifications. Crafted from hardened steel for exceptional durability, this LH GO gauge resists wear in