JBO Thread Ring Gauge (GO) - Metric Fine - Left Hand - 6g - M12 x 1 Milling Cutter Arbors 000 RPM: Designed to maintain

000 RPM: Designed to maintain concentricity and stability at top speeds

resisting nicks and deformation from routine use

shortens setup and inspection time

Radius end geometry with 0

with timely delivery to keep your workflow moving

JBO Thread Ring Gauge (GO) - Metric Fine - Left Hand - 6g - M12 x 1 Milling Cutter Arbors 000 RPM: Designed to maintainThe JBO Thread Ring Gauge (GO) Metric Fine Left Hand 6g M12 x 1 is a precision inspection tool designed to verify external metric threads. Its ideal for manufacturers, maintenance teams, and quality control professionals who need fast, reliable checks on fasteners and threaded fittings. Use it to confirm that parts meet exact size and pitch requirements, helping ensure consistent assembly performance. Built from hardened steel, this GO thread ring