JBO Plug Gauge - Metric (STI) Heli Coil Gauge - Right Hand - 6H - M24 x 3 - Calibrated (DAkkS Calibration) Die & Mould Collet Chucks it uses a left-hand spiral

it uses a left-hand spiral flute and right-hand cutting to deliver controlled material removal and a smooth bore finish

blue-hued holder aids quick identification and stable performance on busy shop floors

This combination makes the end mill well-suited for generating consistent corner radii and clean surfaces in challenging mold and die projects

helping you get more holes per reamer in demanding applications

unambiguous Go/No-Go verification for M10 x 1

JBO Plug Gauge - Metric (STI) Heli Coil Gauge - Right Hand - 6H - M24 x 3 - Calibrated (DAkkS Calibration) Die & Mould Collet Chucks it uses a left-hand spiralThe JBO Plug Gauge Metric (STI) Right Hand is a calibrated inspection tool designed to verify metric screw thread inserts (STIs). Manufactured to align with ANSI ASME thread standards, this Helicoil gauge delivers precise checks for M24 x 3 inserts used across manufacturing, automotive, and aerospace applications. Designed for inspectors, machinists, quality teams, and shop floor personnel, it helps confirm insert dimensions quickly and reliably,