JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M4 x 0.3 4 Month Widin it delivers reliable performance in

it delivers reliable performance in tough applications while keeping tool life and surface finish in sharp focus

delivering consistent grip and repeatable results across multiple cuts

The tool’s robust build and straightforward

and hard-to-reach areas

repeatable bore finishing in demanding applications

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M4 x 0.3 4 Month Widin it delivers reliable performance inThe JBO Thread Ring Gauge GO Metric Fine Right Hand 6g M4 x 0. 3 is a precision tool used to verify external thread diameters. Made from hardened steel for durability, it is ideal for engineers, quality teams, machinists, and hobbyists who need dependable, fast checks to confirm that parts meet the M4 x 0. 3 standard. Precise GO gauge for metric fine threads: Quickly verify external thread diameter to ensure parts meet M4 x 0. 3 specifications and