JBO Plug Gauge - Metric (STI) Heli Coil Gauge - Right Hand - 6H - M20 x 2.5 - Calibrated (DAkkS Calibration) Hex Key Drill Chuck optimizing cutting performance and facilitating

optimizing cutting performance and facilitating chip evacuation

tight holes in production environments and workshop settings alike

Durability: Built for repeated use in demanding machining environments

designed for accurate hole finishing in metalworking environments

you can enlarge holes to a precise diameter and achieve a clean

JBO Plug Gauge - Metric (STI) Heli Coil Gauge - Right Hand - 6H - M20 x 2.5 - Calibrated (DAkkS Calibration) Hex Key Drill Chuck optimizing cutting performance and facilitatingThe JBO Plug Gauge Metric (STI) Right Hand 6H M20 x 2. 5 is a calibrated precision gauge designed specifically for metric screw thread inserts (STIs). Its ideal for manufacturers, inspectors, and technicians who need quick, reliable conformance checks to M20 x 2. 5, 6H tolerances, and STI standards. The rugged knurled body and dual threaded ends stand up to daily workshop use, while DAkkS calibrated certification provides traceability for QA records.