VCOIL Plug Gauge (D/E) - UN (STI) - Heli Coil Gauge - Right Hand - 3B - 1.1/8 x 8 Face Mill Arbors - Through Coolant which supports longer tool life

which supports longer tool life and more consistent hole quality

Go/No-Go design: A single gauge that provides both go and no-go verifications for efficient inspections

it’s built for reliable performance in metalworking projects across a range of materials

defined taper shank

including access to difficult-to-reach areas

VCOIL Plug Gauge (D/E) - UN (STI) - Heli Coil Gauge - Right Hand - 3B - 1.1/8 x 8 Face Mill Arbors - Through Coolant which supports longer tool lifeThe VCOIL Plug Gauge (D E) UN (STI) Right Hand, 3B, 1 1 8 x 8 is a precision go no go gauge designed for verifying UN STI threads used in Helicoil inserts. Manufactured and assessed to ANSI ASME thread standards, it provides reliable thread checks for quality critical assemblies. Size Thread: D E size, UN (STI) right hand thread, 1 1 8 x 8, 3B tolerance Go No Go configuration: Combined go and no go ends to confirm thread compatibility and limits Red