VCOIL Plug Gauge (D/E) - UNC (STI) - Heli Coil Gauge - Right Hand - 2B - 7/8 x 9 FHH BS 328/4 taper shank design:

BS 328/4 taper shank design: Secure mounting in compatible toolholders for stable alignment and repeatable hole size

smooth hole finish with consistent bore sizes across batches

The combination of durable high-speed steel

Ideal for a wide range of shop tasks—from routine maintenance to more demanding production work—this insert sits at the core of Carmex’s industry-leading thread turning range

This hand reamer is built for manual reaming to tight tolerance holes

VCOIL Plug Gauge (D/E) - UNC (STI) - Heli Coil Gauge - Right Hand - 2B - 7/8 x 9 FHH BS 328/4 taper shank design:The VCOIL Plug Gauge (D E) UNC (STI) Right Hand, 2B, 7 8 x 9 is a precision go no go thread gauge designed for quick, reliable inspection of UNC threads to ANSI ASME standards. Go No Go design: A single plug gauge provides both go and no go checks, enabling fast acceptance or rejection of thread quality. ANSI ASME compliant: Manufactured and inspected to the relevant ANSI ASME UNC thread standards, ensuring alignment with industry practices. Red scrap