JBO Thread Ring Gauge (NoGo) - Metric Coarse - Left Hand - 6e - M4 x 0.7 End Mill Holders it provides efficient chip control

it provides efficient chip control and a clean bore finish

The combination of high-precision HSS-E material

Streamline setups in repetitive tasks where repeatable clamping is critical for fixture-to-fixture interchangeability

Designed for professionals who need robust material removal with reliable chip control

reliable pass/fail checks on metric coarse thread sizes

JBO Thread Ring Gauge (NoGo) - Metric Coarse - Left Hand - 6e - M4 x 0.7 End Mill Holders it provides efficient chip controlThe JBO Thread Ring Gauge (NoGo) Metric Coarse Left Hand 6e M4 x 0. 7 is a precision inspection tool designed to quickly verify external thread diameters on metric coarse fasteners and components. Built for NoGo checks, it helps operators and quality teams confirm parts meet the exact M4 x 0. 7 coarse thread standard and the left hand thread configuration, quickly identifying nonconforming items. Crafted for durability in demanding workshops, this