32mm diameter with ISO H5 tolerance
The reamer finishes drilled holes to tight tolerances with a controlled cutting action
Its straightforward design makes it easy to use for quick checks
making it ideal for seating surfaces
Premium solid carbide construction combines with proven TiSiN coating technology to reduce your per-part tooling costs
JBO Plug Gauge - UNC (STI) Heli Coil Gauge - Right Hand - 2B - 1/2 x 13 - Calibrated (DAkkS Calibration) Insert 32mm diameter with ISO H5The JBO Plug Gauge for UNC (STI) is a precision measuring tool designed specifically to inspect UNC thread inserts (STIs). It enables fast, reliable checks of pitch diameter and overall fit, making it ideal for manufacturers, automotive shops, aerospace maintenance teams, and quality control inspectors who need consistent, trustworthy results during assembly, auditing, and incoming inspection. This gauge is configured for Right Hand use with a 2B