JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M12 x 1.25 Face Mill Arbors 75 left-hand coarse thread standard

75 left-hand coarse thread standard

Flutes: 2-flute configuration for efficient chip clearance and stable cutting

with robust materials and build that stand up to daily use and long-term performance

and precise H5 tolerance makes it a reliable choice for achieving accurate hole sizes with minimal rework in demanding workshops

providing stable alignment during reaming and easier setup

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M12 x 1.25 Face Mill Arbors 75 left-hand coarse thread standardThe JBO Thread Ring Gauge GO Metric Fine, Right Hand, 6g, M12 x 1. 25 is a precision tool designed to verify external thread sizes quickly and reliably. Its ideal for engineers, machinists, quality inspectors, and shop staff who need to confirm that threaded components meet exact specifications in production, assembly, or maintenance tasks. Crafted from hardened steel for durability, it resists wear in busy environments and maintains its accuracy over