JBO Thread Ring Gauge (GO) - BSW - Right Hand - Medium Class - 1/8 x 40 Shrink Fit Holders helping prevent chip buildup during

helping prevent chip buildup during reaming

Crafted for right-hand metric coarse threads

helping reduce deflection and finish bore quality

Whether you’re cabinetmaking

precision machinists

JBO Thread Ring Gauge (GO) - BSW - Right Hand - Medium Class - 1/8 x 40 Shrink Fit Holders helping prevent chip buildup duringThe JBO Thread Ring Gauge (GO) for BSW, Right Hand, Medium Class, 1 8 x 40 is a precision Go gauge designed to verify external thread diameters on threaded components. It helps machinists, quality inspectors, engineers, and workshop teams quickly confirm that parts conform to the 1 8 x 40 BSW standard, ensuring reliable fits in assemblies and fixtures. Crafted from hardened steel, this gauge combines durability with consistent performance in demanding