JBO Thread Plug Gauge - Metric Fine Go/No-Go - Left Hand - 6H - M34 x 1.5 End Mill Holders 0 mm corner radius and

0 mm corner radius and a long shank for extended reach

durable cutting edge paired with precise hole size for repeatable performance in steel

spiral-flute reamer built for intermediate precision work on holes that require tight size control

and excellent surface quality on aluminum

helping you validate thread holes quickly and confidently

JBO Thread Plug Gauge - Metric Fine Go/No-Go - Left Hand - 6H - M34 x 1.5 End Mill Holders 0 mm corner radius andJBO Thread Plug Gauge Metric Fine Go No Go Left Hand 6H M34 x 1. 5 is a precision inspection tool designed for metric fine threads. Its ideal for engineers, machinists, quality teams, and workshops where tight tolerances matter and repeatable fits are essential. Use it to quickly verify threaded holes and prevent mismatches in assemblies. Designed for reliability in busy shops, the Go No Go design lets you instantly judge if a hole is within