VCOIL Plug Gauge (D/E) - UN (STI) - Heli Coil Gauge - Right Hand - 3B - 1.1/8 x 8 Face Mill Arbors - Through Coolant it’s built for reliable performance

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

controlled finishes at a 24

It helps ensure threaded holes in components accept fasteners with exact fit

stable cuts for challenging geometries

VCOIL Plug Gauge (D/E) - UN (STI) - Heli Coil Gauge - Right Hand - 3B - 1.1/8 x 8 Face Mill Arbors - Through Coolant it’s built for reliable performanceThe 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