JBO Thread Plug Gauge - Metric Coarse Go/No-Go - Right Hand - 6H - M5 x 0.8 FHH It features a left-hand spiral

It features a left-hand spiral flute and right-hand cutting for efficient material removal in a range of metals

It delivers consistent hole sizes to ISO H5 tolerance (-0 to +0

and achieve consistent results from first part to last

helping you maintain steady cutting and accurate hole sizes

helping reduce heat buildup during continued use

JBO Thread Plug Gauge - Metric Coarse Go/No-Go - Right Hand - 6H - M5 x 0.8 FHH It features a left-hand spiralThe JBO Thread Plug Gauge is a precision inspection tool designed for metric coarse threads. Its ideal for engineers, machinists, quality teams, and workshop hobbyists who need a fast, reliable way to verify threaded holes before assembly. This right hand gauge is calibrated for M5 x 0. 8 coarse threads (6H tolerance) to ensure consistent, correct fits every time. Constructed from hardened steel, the gauge resists wear in busy shop environments and