JBO Thread Ring Gauge (NoGo) - Metric Coarse - Left Hand - 6g - M4 x 0.7 FMH FLH FHH S&E A&NF M&D in a single tool

in a single tool

Manufacturing & despatch: Manufactured to order

DIN 8051 B tolerance (ISO H5): Delivers tight dimensional control

Optimized rake angle for durable cutting edge: A stronger edge resists wear during demanding mold-and-die work

Use with appropriate lubrication for best results and extended tool life

JBO Thread Ring Gauge (NoGo) - Metric Coarse - Left Hand - 6g - M4 x 0.7 FMH FLH FHH S&E A&NF M&D in a single toolThe JBO Thread Ring Gauge (NoGo) Metric Coarse Left Hand 6g M4 x 0. 7 is a precision inspection tool designed to verify external thread diameters on metric coarse threads, including left hand variants. Built for quality control teams, machinists, engineers, and inspectors, it helps ensure parts meet the required standards with fast, clear go no go checks. Precise NoGo verification for M4 x 0. 7 left hand coarse threads (6g): Provides a definitive pass