JBO Thread Ring Gauge (NoGo) - Metric Coarse - Left Hand - 6g - M4 x 0.7 FMH FLH FHH S&E A&NF M&D enabling reliable results across production

enabling reliable results across production runs

Manufacturing & despatch: Manufactured to order

square-edge design: optimized for smooth cutting forces and efficient chip evacuation

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

it’s a solid choice for engineers

JBO Thread Ring Gauge (NoGo) - Metric Coarse - Left Hand - 6g - M4 x 0.7 FMH FLH FHH S&E A&NF M&D enabling reliable results across productionThe 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