JBO Thread Plug Gauge (GO) - Metric Fine - Right Hand - 6H - M80 x 1.5 Power Milling Chucks it features a left-hand spiral

it features a left-hand spiral flute and right-hand cutting for reliable reaming across a range of metals

DIN 8089 compliance and ISO H4 tolerance ensure consistent hole size across jobs

Ball nose precision for smooth contours: Two-flute design paired with a ball-nose tip delivers accurate radii and a fine surface finish on complex mold and die features

and a secure tool interface to improve workflow and first-pass results

JBO Thread Plug Gauge (GO) - Metric Fine - Right Hand - 6H - M80 x 1.5 Power Milling Chucks it features a left-hand spiralJBO Thread Plug Gauge (GO) Metric Fine Right Hand 6H M80 x 1. 5 is a precision go gauge designed to inspect internal metric threads in holes. Built for engineers, machinists, inspectors, and quality teams, it helps quickly confirm that a threaded hole matches the 6H standard and is ready for reliable assembly. Hardened steel construction for long lasting accuracy: The gauge is built from hardened steel to resist wear and maintain precise dimensions