VCOIL Plug Gauge (D/E) - UNF (STI) - Heli Coil Gauge - Right Hand - 2B - 7/8 x 14 Hex Key Drill Chuck despatched quickly to keep your

despatched quickly to keep your production or inspection workflow on track

improving mold fidelity and reducing chatter at corners

stub-length straight shank

back off slowly to clear chips and prevent binding

VCOIL Plug Gauge (D/E) - UNF (STI) - Heli Coil Gauge - Right Hand - 2B - 7/8 x 14 Hex Key Drill Chuck despatched quickly to keep yourVCOIL Plug Gauge (D E) for UNF 7 8 x 14 is a precision go no go thread gauge designed to verify internal UNF threads to ANSI ASME standards. Right hand, 2B class, this helicoil gauge is built for quick, reliable inspection in helicoil installations and quality control workflows. Go No Go design: Combines a go end that should thread into the part by hand with controlled effort, and a no go (scrap) end that must not thread in more than two turns,