JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6h - M4 x 0.5 Tapping Chucks with efficient chip evacuation helping

with efficient chip evacuation helping to minimize heat build-up and prolong tool life

notch-free neck minimizes stress concentrations

Rigid tapping for consistent threads: Engineered to minimize runout and maintain rigidity

012mm tolerance for reliable

and deliver consistent results across mold

JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6h - M4 x 0.5 Tapping Chucks with efficient chip evacuation helpingThe JBO Thread Ring Gauge (NoGo) is a precision inspection tool designed to verify external thread diameters on metric fasteners and threaded components. Specifically crafted for M4 x 0. 5 right hand threads with a 6h tolerance, this NoGo gauge enables quick, accurate conformance checks during manufacturing, assembly, and quality control workflows. Crafted from hardened steel for lasting accuracy, the gauge stands up to wear in busy workshops and