JBO Thread Ring Gauge (NoGo) - BSW - Right Hand - Medium Class - 1 1/2 x 6 ER Collet Chucks accurately sized holes with longer

accurately sized holes with longer tool life and minimal downtime

5 is a precision Go gauge used to verify threaded holes across machining

every shift

Durable BT40 Precision Fit: Robust construction and accurate machining ensure stable performance

Flute Design: Spiral flute to promote efficient chip evacuation and cleaner cuts

JBO Thread Ring Gauge (NoGo) - BSW - Right Hand - Medium Class - 1 1/2 x 6 ER Collet Chucks accurately sized holes with longerThe JBO Thread Ring Gauge (NoGo) is a precision tool designed to verify external threads on components with British Standard Whitworth (BSW) right hand threads. Sized 1 1 2 x 6 and classified as Medium class, it provides a reliable go no go check that helps ensure threads meet exact specifications. Crafted for everyday use in manufacturing, automotive, and aerospace settings, this gauge supports quick, confident inspections and helps maintain