JBO Thread Ring Gauge (NoGo) - Metric Coarse - Left Hand - 6e - M12 x 1.75 S&E Use this reamer to achieve

Use this reamer to achieve precise hole finishes with repeatable results across manufacturing

this tool is built to ISO H5 tolerance (-0 to +0

The straight shank delivers rigid guidance in standard holders

This carbide end mill helps you streamline workflows

Ball nose geometry for precise contours: The ball-nose profile enables accurate radii and smooth surface finishes on molded features and die cavities

JBO Thread Ring Gauge (NoGo) - Metric Coarse - Left Hand - 6e - M12 x 1.75 S&E Use this reamer to achieveThe JBO Thread Ring Gauge (NoGo) is a precision inspection tool designed to verify external threads on metric coarse fasteners. Its ideal for engineers, machinists, quality teams, and workshop professionals who need fast, reliable checks to ensure parts meet the M12 x 1. 75 left hand coarse thread standard. Crafted from hardened steel, this gauge delivers durable, long lasting performance in busy environments. Its straightforward design makes it easy