JBO Plug Gauge - UNC (STI) Heli Coil Gauge - Right Hand - 3B - 5/16 x 24 - Calibrated (DAkkS Calibration) A&NF DIN 206-B compliant and supplied

DIN 206-B compliant and supplied by Toolex Ltd

repeatable hole finishing from setup to final pass

reducing rework and improving overall machining reliability

producing smoother bore finishes and predictable results

The Toolex Reamer - Stub Type - Spiral Flute - Straight Shank - HSS-E - 13

JBO Plug Gauge - UNC (STI) Heli Coil Gauge - Right Hand - 3B - 5/16 x 24 - Calibrated (DAkkS Calibration) A&NF DIN 206-B compliant and suppliedThe JBO Plug Gauge for UNC (STI) right hand threads is a class 3B plug gauge sized for 5 16 x 24 UNC screw thread inserts. Calibrated to DAkkS standards, this gauge provides traceable, high precision measurements essential for quality control in manufacturing, automotive, and aerospace environments. Designed to verify pitch diameter with clarity and speed, it helps you confirm the correct fit and reliable performance of threaded inserts across