JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M65 x 4 4 Month Widin Durable carbide construction: hard-wearing material

Durable carbide construction: hard-wearing material that resists wear and prolongs tool life

it fits seamlessly with ER20 tool holders and standard ER20 collet nuts

Carbide construction for long tool life: Intermediate precision carbide (k10) offers enhanced wear resistance and consistent hole sizing across demanding reaming tasks

Size and tolerance: 38

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M65 x 4 4 Month Widin Durable carbide construction: hard-wearing materialThe JBO Thread Ring Gauge (GO) Metric Fine Right Hand 6g M65 x 4 is a precision inspection tool used to verify external metric threads on fasteners, shafts, and threaded components. Designed for use in manufacturing, maintenance, and quality control, this GO gauge provides a clear go no go indication to confirm parts meet the exact diameter and pitch required for reliable mating and performance. Its ideal for engineers, machinists, inspectors, and