VCOIL Plug Gauge (D/E) - Metric (STI) - Heli Coil Gauge - Right Hand - 4H - M9 x 1.25 Face Mill Arbors - Through Coolant W-coated carbide for broad material

W-coated carbide for broad material compatibility: Enhanced wear resistance allows efficient machining of materials below 55 HRc

Designed to finish drilled holes to tight ISO H5 tolerance

and provides clear documentation for quality records

Internal coolant improves chip evacuation

The M2 HSS composition provides a robust balance of hardness and toughness for bore finishing

VCOIL Plug Gauge (D/E) - Metric (STI) - Heli Coil Gauge - Right Hand - 4H - M9 x 1.25 Face Mill Arbors - Through Coolant W-coated carbide for broad materialThe VCOIL Plug Gauge (D E) is a precision metric Helicoil gauge for right hand M9 x 1. 25 threads, crafted to ANSI ASME thread standards and designed for reliable, on tool thread verification. Go No Go plug gauge: combines go and no go ends in one tool to verify threads against the 4H tolerance class. Thread size: metric M9 x 1. 25 right hand thread, compatible with standard Helicoil inserts. Hand screw requirement: the go end must screw into the