JBO Thread Ring Gauge (GO) - BSW - Right Hand - Medium Class - 9/16 x 12 Hex Key Drill Chuck Diameter: 35/64"

Diameter: 35/64"

Its intermediate precision level and ISO H5 tolerance ensure consistent results across production runs

91 mm finished size is a precision finishing tool designed to bring borehole diameters to exact tolerance with a clean

5 interface ensures consistent tool positioning

with consistent rigidity and reduced tool deflection

JBO Thread Ring Gauge (GO) - BSW - Right Hand - Medium Class - 9/16 x 12 Hex Key Drill Chuck Diameter: 35/64"The JBO Thread Ring Gauge (GO) BSW Right Hand Medium Class 9 16 x 12 is a GO ring gauge designed to check external threads on fasteners and threaded components. It helps QC teams and machinists quickly verify that a parts thread diameter meets the required standard, reducing guesswork during assembly and inspection. Manufactured from hardened steel for durability, it delivers reliable performance in busy workshops and production lines. The tools