JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6g - M145 x 4 End Mill Holders Hardened steel construction for durability:

Hardened steel construction for durability: Built to withstand daily use

Adhering to ISO H5 tolerance and aligning with DIN 212 B standards

and improve overall machining efficiency—giving you confidence in every cut

helping maintain precise geometry and a consistent surface finish on complex mold features

80mm is a carbide-tipped reamer designed to finish holes with precise diameter control

JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6g - M145 x 4 End Mill Holders Hardened steel construction for durability:The JBO Thread Ring Gauge (NoGo) is a precision tool designed for engineers, inspectors, and machinists to verify external thread diameters on threaded components. This Metric Fine NoGo gauge is tailored for right hand threads and is specified for M145 x 4 with a 6g tolerance, helping you confirm parts meet exact standards during manufacturing and quality control workflows. Built from hardened steel, this ring gauge delivers long lasting performance