JBO Thread Plug Gauge (NoGo) - Metric Fine - Left Hand - 6H - M56 x 1 Widin New HSS (M2): Ensures secure tool

HSS (M2): Ensures secure tool seating in common holders with a durable cutting edge for longer life

helping reduce cycle times and part costs in demanding production runs

Crafted from HSS-E (M35 Cob) and built with a straight shank

Bore: 13 mm (fits standard 13 mm arbor systems)

let the tool cool between aggressive passes to preserve tolerance and surface finish

JBO Thread Plug Gauge (NoGo) - Metric Fine - Left Hand - 6H - M56 x 1 Widin New HSS (M2): Ensures secure toolThe JBO Thread Plug Gauge (NoGo) in Metric Fine is a precision inspection tool designed specifically for metric fine threaded holes. This NoGo gauge helps ensure holes meet exact standards quickly and reliably, making it ideal for engineers, quality teams, machinists, and maintenance technicians who inspect threaded components across a range of industries. Made from high quality materials like hardened steel, its built for durability and long lasting