VCOIL Plug Gauge (D/E) - UNF (STI) - Heli Coil Gauge - Right Hand - 2B - 1.1/4 x 12 G The tool uses a left-hand

The tool uses a left-hand spiral flute with right-hand cutting and conforms to DIN 8089

The Toolex Reamer with Taper Shank and Spiral Flute finishes holes to ISO H5 tolerance on a 39

Used for finishing and enlarging small holes to precise sizes

making it a reliable workhorse for everyday fabrication

This insert helps you achieve consistent

VCOIL Plug Gauge (D/E) - UNF (STI) - Heli Coil Gauge - Right Hand - 2B - 1.1/4 x 12 G The tool uses a left-handThe VCOIL Plug Gauge is a precision go no go thread gauge designed for UNF (STI) threads used with Heli Coil inserts. Its sized for right hand threads, 2B tolerance, and a 1 1 4 x 12 UNF specification, built to ANSI ASME standards for reliable thread verification. Thread standard: UNF (STI) thread system per ANSI ASME guidelines, ensuring consistent thread validation. Go No Go design: Combined go and no go plug gauge to confirm acceptable thread