JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M140 x 4 Hydraulic Expansion Chucks supporting consistent quality control across

supporting consistent quality control across jobs

or carving precise grooves

ISO H5 Tolerance: Delivers hole size within -0 to +0

Graphite’s high thermal conductivity and low friction help maintain stable cutting conditions and clean edge finishes

With Toolex’s order-based manufacture

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M140 x 4 Hydraulic Expansion Chucks supporting consistent quality control acrossThe JBO Thread Ring Gauge (GO) is a precision tool for quickly verifying external thread diameters against metric fine standards. Its ideal for engineers, machinists, inspectors, and quality teams who need reliable go no go results to confirm part conformity. Designed for right hand threads in the M140 x 4 size with 6g tolerance, this gauge combines rugged durability with accuracy. Manufactured from hardened steel, it stands up to daily use in