JBO Thread Plug Gauge - UNF Go-No/Go - Right Hand - 2B - No. 3 x 56 S&E Hardened steel construction for durability:

Hardened steel construction for durability: Built to withstand daily use in busy workshops with excellent wear resistance and long-lasting accuracy

Versatility: This single tool handles chamfers and countersinks efficiently

The combination of metric fine precision

concentric holes with consistent size across a variety of metals and alloys

keeps chips flowing away from the flutes

JBO Thread Plug Gauge - UNF Go-No/Go - Right Hand - 2B - No. 3 x 56 S&E Hardened steel construction for durability:The JBO Thread Plug Gauge is a precise go no go tool designed to verify UNF threaded holes quickly and reliably. Built for professionals in manufacturing, automotive, and aerospace, it helps ensure threads are within spec before components move to the next stage of assembly. This Right Hand gauge is sized No. 3 x 56 and configured for 2B class threads. The go no go design enables inspectors to rapidly identify conforming versus non conforming threads,