JBO Thread Plug Gauge (GO) - Metric Fine - Left Hand - 6H - M78 x 2 Milling Cutter Arbors It features a straight shank

It features a straight shank and a left-hand spiral flute paired with right-hand cutting for stable

Built to order by a respected supplier and guided by ISO H5 tolerance

reducing interchange times and downtime on mixed-tool setups

Designed for reliable performance in production and repair work alike

The straight shank design makes setup straightforward in common reaming fixtures

JBO Thread Plug Gauge (GO) - Metric Fine - Left Hand - 6H - M78 x 2 Milling Cutter Arbors It features a straight shankJBO Thread Plug Gauge (GO) Metric Fine is a precision go gauge designed to verify threaded holes for metric fine M78 x 2 left hand threads. Built for engineers, buyers, tradespeople, and quality teams, it provides a fast, reliable check that a hole is correctly threaded and ready for assembly. Crafted from hardened steel, it resists wear in tough shop environments, delivering dependable results across many inspections. Accurate GO gauge for metric