JBO Thread Ring Gauge (GO) - UNEF - Right Hand - 2A - 15/16 x 20 G improves workflow through efficient chip

improves workflow through efficient chip clearance and lower cutting forces

preventing slippage and maintaining accuracy during machining

Use it to achieve consistent results on aluminum components

Flute arrangement: Left-hand spiral flute with right-hand cutting for efficient swarf removal and smooth bore finishes

JBO Thread Ring Gauge (GO) - UNEF - Right Hand - 2A - 15/16 x 20 G improves workflow through efficient chipDesigned for engineers, machinists, quality teams, and hobbyists, the JBO Thread Ring Gauge (GO) for UNEF is a precision tool for checking external threads to the 15 16 x 20 Right Hand, 2A specification. Made from hardened steel for lasting wear resistance, it delivers fast, reliable pass fail checks that confirm parts thread on properly and meet required standards. Precise UNEF GO verification: Confirms external thread diameter and engagement against