JBO Thread Ring Gauge (GO) - UNF - Left Hand - 2A - 1 1/4 x 12 Die & Mould Collet Chucks accurate hole sizes with a

accurate hole sizes with a tight diameter tolerance

Flute Count: 2-flute design for efficient chip evacuation and smooth surface finishes on a variety of materials

The dependable design supports quick

helping you achieve clean surfaces and reliable hole sizes even in challenging materials

delivering consistent bore quality and repeatable results across a range of materials

JBO Thread Ring Gauge (GO) - UNF - Left Hand - 2A - 1 1/4 x 12 Die & Mould Collet Chucks accurate hole sizes with aThe JBO Thread Ring Gauge (GO) for UNF Left Hand threads, 2A class, in 1 1 4 x 12 size, is a precision external thread gauge designed to verify the diameters of threaded components. It supports quality control across manufacturing, inspection, and assembly environments by providing fast, reliable go checks to confirm parts meet UNF GO standards and fit correctly. Precise GO Verification for UNF Left Hand Threads: Quickly verify the external thread