JBO Plug Gauge - Metric Fine (STI) Heli Coil Gauge - Right Hand - 6H - M12 x 1.5 - Calibrated (DAkkS Calibration) Insert 05) for smooth finishes: The

05) for smooth finishes: The exact R0

while the short length reduces overhang for better control in confined workspaces

Taper shank in HSS (M2): Provides a secure fit in compatible holders and long tool life under typical machining conditions

reducing post-processing and marking

Built with a 3-flute

JBO Plug Gauge - Metric Fine (STI) Heli Coil Gauge - Right Hand - 6H - M12 x 1.5 - Calibrated (DAkkS Calibration) Insert 05) for smooth finishes: TheThe JBO Plug Gauge Metric Fine (STI) is a precision go no go gauge designed to verify metric screw thread inserts (STIs). With a right hand orientation and a 6H tolerance for M12 x 1. 5, it provides a quick, reliable way to confirm that inserts meet specification. Built to ANSI ASME thread standards, this gauge supports accurate inspections across manufacturing, automotive, and aerospace environments. Crafted for everyday use, the gauge features a