JBO Thread Ring Gauge (GO) - BSW - Right Hand - Medium Class - 1/8 x 40 Shrink Fit Holders this reamer provides predictable results

this reamer provides predictable results and long-lasting performance in everyday manufacturing and workshop tasks

Ideal for finishing drilled holes to ISO H5 tolerances

This DV40 Arbor empowers rapid

precision machinists

reliable go/no-go checks to ensure threads are ready for fastener installation

JBO Thread Ring Gauge (GO) - BSW - Right Hand - Medium Class - 1/8 x 40 Shrink Fit Holders this reamer provides predictable resultsThe 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