JBO Thread Plug Gauge - Metric Fine Go/No-Go - Right Hand - 6H - M40 x 2 RPTECH accurate bore diameters in a

accurate bore diameters in a range of materials

This hand reamer features left-hand spiral flute with right-hand cutting and is manufactured to DIN 206-B with ISO H5 tolerance

The combination of two flutes and a tapered neck minimizes vibration

Its stub-length design reduces deflection in the active cutting zone

and controlled corner radii supports faster setups

JBO Thread Plug Gauge - Metric Fine Go/No-Go - Right Hand - 6H - M40 x 2 RPTECH accurate bore diameters in aThe JBO Thread Plug Gauge is a precision tool designed to check internal metric fine threads, specifically for M40 x 2 holes. Its ideal for machinists, engineers, quality inspectors, and assembly teams who need fast, reliable verification of threaded holes. With a Go No Go design and hardened steel construction, you can count on quick, repeatable checks that help reduce downtime and ensure components thread together smoothly and accurately. Fast Go No