JBO Thread Plug Gauge - Metric Fine Go/No-Go - Right Hand - 6G - M10 x 1.25 End Mill Holders Omega ER25 Collet with coolant-sealed

Omega ER25 Collet with coolant-sealed design delivers ultra-precise grip for high‑pressure machining

predictable cutting action for a clean

Built from hardened steel for durability

repeatable cuts and minimizes rework

JBO Thread Plug Gauge - Metric Fine Go/No-Go - Right Hand - 6G - M10 x 1.25 End Mill Holders Omega ER25 Collet with coolant-sealedThe JBO Thread Plug Gauge is a precision tool for inspecting metric fine threaded holes. Designed for engineers, machinists, buyers, tradespeople, and hobbyists, it ensures M10 x 1. 25 holes meet the correct size and thread form. Its Go No Go design lets you quickly verify fit during assembly or quality checks, keeping projects on track. Constructed from hardened steel, this gauge offers durability that stands up to daily workshop use and repeated