JBO Plug Gauge - Metric (STI) Heli Coil Gauge - Right Hand - 6H - M14 x 2 - Calibrated (DAkkS Calibration) Hydraulic Expansion Chucks featuring a left-hand spiral flute

featuring a left-hand spiral flute and right-hand cutting action for controlled material removal

The cobalt-enhanced HSS composition maintains sharpness under demanding cuts

Standard: DIN 206-B specification for reliable performance

Configured as a Left Hand gauge with Tol

Its straightforward design makes it easy to read pass/fail results

JBO Plug Gauge - Metric (STI) Heli Coil Gauge - Right Hand - 6H - M14 x 2 - Calibrated (DAkkS Calibration) Hydraulic Expansion Chucks featuring a left-hand spiral fluteThe JBO Plug Gauge is a metric (STI) go no go gauge designed to verify Screw Thread Inserts (STIs), including STI wire inserts, with M14 x 2 threads. Right hand, 6H tolerance, and calibrated with DAkkS traceability, it helps ensure inserts meet exact specifications for reliable assembly in manufacturing, automotive, and aerospace environments. Manufactured and assessed to ANSI ASME thread standards, this gauge delivers precise, repeatable checks you