JBO Thread Ring Gauge (GO) - Metric Fine - Left Hand - 6g - M15 x 0.75 Milling Cutter Arbors Left‑hand spiral flute with right‑hand

Left‑hand spiral flute with right‑hand cutting: Optimized flute and cutting geometry improves chip control and helps maintain straight

DIN 8051-B taper shank with ISO H5 tolerance: Ensures a secure fit in compatible holders and precise

Carbide tooling offers higher cutting speeds and feeds compared with HSS

The JBO Thread Plug Gauge (NoGo) – Metric Fine – Right Hand – 6H – M122 x 1

JBO Thread Ring Gauge (GO) - Metric Fine - Left Hand - 6g - M15 x 0.75 Milling Cutter Arbors Left‑hand spiral flute with right‑handThe JBO Thread Ring Gauge (GO) Metric Fine Left Hand 6g M15 x 0. 75 is a precision ring gauge designed to verify external threads against the metric fine standard. Its ideal for engineers, inspectors, machinists, and maintenance technicians who need fast, reliable checks in manufacturing, repair shops, and QA labs. Forged from hardened steel and finished for long wear, the gauge features a knurled outer edge for easy handling in busy environments. It