JBO Thread Ring Gauge (NoGo) - Metric Coarse - Left Hand - 6g - M7 x 1 End Mill Holders With a 2-flute design and

With a 2-flute design and carbide construction

designed to DIN 206-B standards and ISO H5 tolerance

The Omega BT30 End Mill Holder is a precision toolholding accessory crafted for BT30 spindle machines and high-speed milling

repeatable hole sizes in demanding materials and long runs

precision engineering

JBO Thread Ring Gauge (NoGo) - Metric Coarse - Left Hand - 6g - M7 x 1 End Mill Holders With a 2-flute design andThe JBO Thread Ring Gauge (NoGo) Metric Coarse, Left Hand, 6g, M7 x 1 is a precision inspection tool used to verify external thread diameters against exact standards. Designed for workshops, quality labs, and manufacturing lines, it helps you quickly confirm whether a threaded part meets the required size and pitch for reliable mating. Crafted from hardened steel for lasting durability, this gauge resists wear in demanding environments and maintains