JBO Thread Plug Gauge (GO) - BSW - Right Hand - Medium Class - 2 x 4.5 Tapping Chucks reducing built-up material in the

reducing built-up material in the cut

The R1 corner radius preserves critical edges while enabling accurate fillets and corners

64 mm (nominal)

steady performance across a range of steels and hardened materials

54 mm diameter and R0

JBO Thread Plug Gauge (GO) - BSW - Right Hand - Medium Class - 2 x 4.5 Tapping Chucks reducing built-up material in theThe JBO Thread Plug Gauge (GO) for BSW Right Hand, Medium Class, 2 x 4. 5 is a precision go gauge designed to verify threaded holes in manufacturing, automotive, and aerospace environments. It helps inspectors and machinists quickly confirm that internal threads meet Unified thread standards and specifications, ensuring proper fit and function. In busy shops and on the production line, fast, reliable thread verification matters. The go design makes it