JBO Thread Ring Gauge (GO) - UNJF - Right Hand - 3A - No. 8 x 36 Widin New the hardened steel body resists

the hardened steel body resists wear and maintains accuracy through thousands of uses

offering flexibility for a wide range of applications without needing different arbors

This reamer is ideal for finishing holes to a precise size with repeatable results across production runs

Go/No-Go checks to confirm parts meet specification across a range of fasteners

it’s designed for workshop and production use where tight tolerance and clean surfaces matter

JBO Thread Ring Gauge (GO) - UNJF - Right Hand - 3A - No. 8 x 36 Widin New the hardened steel body resistsThe JBO Thread Ring Gauge (GO) for UNJF, Right Hand, 3A, No. 8 x 36 is a precision external thread Go gauge designed to verify No. 8 threads to the Unified National Fine standard. Crafted from hardened steel, it delivers durable, long lasting performance in demanding shop and inspection environments, helping ensure parts meet exact specifications with every check. Precise GO Gauge for UNJF Threads: Enables quick pass fail verification of external