JBO Thread Ring Gauge (NoGo) - Metric Fine - Left Hand - 6g - M28 x 1 FHH small-diameter applications

small-diameter applications

giving you more flexibility without swapping between multiple adapters

The combination of a 4-flute configuration and a radius-edged profile helps minimize chatter and heat buildup while delivering precise

this reamer offers dependable wear resistance for repeated use on steel and alloy workpieces

Through coolant and ISO H4 tolerance (DIN 8093): Through-tool cooling plus strict tolerances yield cleaner cuts and precise bore sizes

JBO Thread Ring Gauge (NoGo) - Metric Fine - Left Hand - 6g - M28 x 1 FHH small-diameter applicationsThe JBO Thread Ring Gauge (NoGo) Metric Fine Left Hand 6g M28 x 1 is a precision inspection tool designed to verify external thread diameters quickly and reliably. Its ideal for machine shops, quality control labs, and production lines that regularly check threaded components against exact metric fine thread standards. Made from hardened steel for durability, this NoGo gauge resists wear in demanding environments and maintains consistent measurements