JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 4h - M12 x 1.5 Face Mill Arbors - Through Coolant and steady throughput on standard

and steady throughput on standard steels

68 mm with ISO H5 tolerance (-0 to +0

high‑quality finish in through‑hole work

precise cuts with improved surface finish

High material removal rate: Engineered to aggressively remove stock in aluminium and non-ferrous alloys

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 4h - M12 x 1.5 Face Mill Arbors - Through Coolant and steady throughput on standardThe JBO Thread Ring Gauge (GO) Metric Fine is a precision tool designed for engineers, machinists, quality teams, and maintenance technicians who inspect threaded components. It provides quick, reliable go no go confirmation of external threads to ensure parts meet the required standards. Crafted from hardened steel for durability, this GO gauge is built to perform in demanding shop environments. It targets right hand, metric fine threads (M12 x 1. 5)