JBO Thread Plug Gauge - Metric Fine Go/No-Go - Right Hand - 4H - M12 x 1.5 Face Mill Arbors - Through Coolant accurate profiles in tough workpieces

accurate profiles in tough workpieces

this tool supports accurate bore sizing and repeatable results in a wide range of manufacturing and repair tasks

making it ideal for detailed rib work across a range of materials

precision-balanced rotation: Engineered for smooth

With an HSS-E (M35 cobalt) composition

JBO Thread Plug Gauge - Metric Fine Go/No-Go - Right Hand - 4H - M12 x 1.5 Face Mill Arbors - Through Coolant accurate profiles in tough workpiecesThe JBO Thread Plug Gauge is a precision tool designed for metric fine threads, enabling quick Go No Go verification of threaded holes. It's ideal for engineering shops, maintenance teams, and DIY projects that require reliable, on the spot thread checks. Built for durability, the gauge uses hardened steel to withstand daily use and resist wear, delivering long lasting accuracy. Its right hand orientation and 4H tolerance align with the M12 x 1. 5