JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6h - M19 x 1 Die & Mould Collet Chucks giving you confidence from first

giving you confidence from first part to final product

Bore: 1 inch bore compatibility with standard milling spindles

and hobbyists who need reliable performance in tight spaces

Material: HSS-E (High-Speed Steel - Enhanced) for excellent heat resistance and durability

5 left-hand threads: Provides accurate

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6h - M19 x 1 Die & Mould Collet Chucks giving you confidence from firstThe JBO Thread Ring Gauge (GO) Metric Fine Right Hand 6h M19 x 1 is a precision tool for verifying external thread diameters against a defined metric standard. It is ideal for engineers, machinists, quality inspectors, and workshop technicians who need quick, reliable checks during manufacturing and assembly. Crafted from hardened steel for durability, this GO gauge delivers long lasting performance in demanding environments. Its simple, intuitive