VCOIL Plug Gauge (D/E) - UNC (STI) - Heli Coil Gauge - Right Hand - 3B - 1/2 x 13 Boring Bar Blank multi-layer coating

multi-layer coating

This makes it a reliable choice for shop floors and benchtop setups alike

Flute design: Left-hand spiral flute with right-hand cutting for stable reaming and efficient chip evacuation

and consistently crisp finishes across demanding materials

one-insert coverage across the most common UN thread standards

VCOIL Plug Gauge (D/E) - UNC (STI) - Heli Coil Gauge - Right Hand - 3B - 1/2 x 13 Boring Bar Blank multi-layer coatingThe VCOIL Plug Gauge (D E) UNC (STI) Heli Coil Gauge is a right hand, go no go thread gauge designed to verify UNC 1 2 x 13 threads to ANSI ASME standards, ideal for Helicoil insert applications. Thread standard: ANSI ASME (UNC) thread system for precise acceptance checks Size and pitch: 1 2 x 13 Handedness: Right Hand Class tolerance: 3B Go No Go design: Combines go plug and no go plug for single instrument validation Scrap marking: Scrap side is