VCOIL Plug Gauge (D/E) - BSW (STI) - Heli Coil Gauge - Right Hand - Medium - 1/4 x 20 Insert helping maintain sharpness and consistent

helping maintain sharpness and consistent results over time

improving stability during reaming

reflecting the model’s size specification

Precise 6 mm hex fit: The hexagonal end engages the drill chuck socket securely

Left-Hand Spiral Flute with Right-Hand Cutting: This combination optimizes chip flow and provides predictable

VCOIL Plug Gauge (D/E) - BSW (STI) - Heli Coil Gauge - Right Hand - Medium - 1/4 x 20 Insert helping maintain sharpness and consistentThe VCOIL Plug Gauge (D E) in BSW (STI) configuration is a right hand, medium sized Helicoil thread gauge designed to ANSI ASME standards for 1 4 x 20 threads. It combines go and no go checks in one schematic tool, enabling fast, reliable verification of threaded parts. Go No Go design: A thread limit plug gauge that includes both go and no go ends to confirm tolerance conformance in a single instrument. Red scrap ring: The scrap side is clearly