JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 4h - M20 x 1.5 Tapping Chucks Whether refurbishing components or performing

Whether refurbishing components or performing high-volume precision work

keeping your workflow efficient and repeatable

supporting smoother cuts and a cleaner surface finish on a range of workpieces

this collet supports dependable

producing straight

JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 4h - M20 x 1.5 Tapping Chucks Whether refurbishing components or performingThe JBO Thread Ring Gauge (NoGo) Metric Fine, Right Hand, 4h, M20 x 1. 5 is a precision instrument for validating external thread diameters on fasteners and machined parts. Built for reliability in manufacturing, maintenance, and quality control, it provides fast, decisive go no go checks that keep production moving. Made from hardened steel for durability, the NoGo gauge resists wear in busy workshops and maintains accurate measurements over time.