JBO Thread Ring Gauge (NoGo) - Metric Fine - Left Hand - 6g - M48 x 1.5 FHH stable guidance in collets and

stable guidance in collets and chucks

while the AcuRea coating minimizes wear and galling to extend tool life

you receive a diameter-specific reamer with a 24–48 hour despatch window

accurate milling across a variety of materials

JBO Thread Ring Gauge (NoGo) - Metric Fine - Left Hand - 6g - M48 x 1.5 FHH stable guidance in collets andThe JBO Thread Ring Gauge (NoGo) Metric Fine Left Hand 6g M48 x 1. 5 is a precision instrument designed to verify external thread diameters on threaded components. Its ideal for quality control teams, engineers, machinists, and workshops that require reliable go no go checks to confirm thread engagement and standard compliance. Constructed from hardened steel for durability, this NoGo gauge resists wear through busy production runs, maintaining tight