JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 6H - M55 x 1 FHH Pitch: Coarse-pitch design for rapid

Pitch: Coarse-pitch design for rapid material removal

these features help you speed up setup

HSS-E cobalt construction (M35): High wear resistance for longer tool life and reliable performance on steel

The left-hand spiral flute with right-hand cutting promotes efficient chip flow and a predictable cut

M2) for wear resistance and durability

JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 6H - M55 x 1 FHH Pitch: Coarse-pitch design for rapidThe JBO Thread Plug Gauge (NoGo) Metric Fine is a precision measuring tool designed to verify metric fine threaded holes. Specifically sized for M55 x 1, right hand threads with a 6H tolerance, it helps machinists, inspectors, and quality teams confirm holes meet spec quickly and consistently. Made from hardened steel with a knurled body and a color coded collar, this NoGo gauge is built for durability and easy handling in busy workshops. Its robust