VCOIL Plug Gauge (D/E) - Metric (STI) - Heli Coil Gauge - Right Hand - 4H - M27 x 3 Tiny Tool Holders helping your team move faster

helping your team move faster through QA

and enthusiasts who need reliable left‑hand metric taps in tight spaces

Length: Long/extra-long series for extended reach

this GO gauge provides a quick pass/fail indication for properly formed external threads

When the full depth is reached

VCOIL Plug Gauge (D/E) - Metric (STI) - Heli Coil Gauge - Right Hand - 4H - M27 x 3 Tiny Tool Holders helping your team move fasterThis VCOIL Plug Gauge is a precision metric thread gauge designed for Helicoil inserts. It combines go no go testing in a single tool, aligned with ANSI ASME thread standards, to verify M27 x 3 right hand threads with 4H tolerance. Dual end plug gauge: Go and no go ends provide a single, streamlined check for threading accuracy, with the scrap side clearly marked for quick identification. ANSI ASME compliant: Manufactured and assessed according to the