VCOIL Plug Gauge (D/E) - Metric (STI) - Heli Coil Gauge - Right Hand - 4H - M12 x 1.25 FLH This reamer is built to

This reamer is built to endure higher temperatures and extended use

finishing internal corners

delivering precise and efficient tapping cycles for reliable thread creation

Lead time: Manufactured to order – dispatch within 24–48 hours

helping you prevent undersized or out-of-tolerance parts from entering assembly or outgoing quality checks

VCOIL Plug Gauge (D/E) - Metric (STI) - Heli Coil Gauge - Right Hand - 4H - M12 x 1.25 FLH This reamer is built toThe VCOIL Plug Gauge is a precision metric thread plug gauge designed for Helicoil insert applications. It combines go no go checks with ANSI ASME thread standards to ensure tapped holes meet exact specifications. Gauge type: Thread limit plug gauge (go no go) Size thread: M12 x 1. 25 metric Handedness: Right Hand Tolerance: 4H Standards: Manufactured and assessed to ANSI ASME thread system Go end operation: Must screw into the thread cut into a part