JBO Plug Gauge - UNF (STI) Heli Coil Gauge - Right Hand - 2B - 5/16 x 24 - Calibrated (DAkkS Calibration) Tapping Chucks Constructed from intermediate HSS (M2)

Constructed from intermediate HSS (M2)

Secure taper shank DIN 8051 B with ISO H5 tolerance: The taper shank design ensures precise seating in compatible holders and minimizes runout

ensuring durable performance across jobs

5 Micron Run-Out: Provides exceptional concentricity for tighter tolerances

Standards: DIN 206-B compliance for reliable

JBO Plug Gauge - UNF (STI) Heli Coil Gauge - Right Hand - 2B - 5/16 x 24 - Calibrated (DAkkS Calibration) Tapping Chucks Constructed from intermediate HSS (M2)The JBO Plug Gauge UNF (STI) Heli Coil Gauge is a precision measuring tool designed to verify the pitch diameter and fit of threaded insert assemblies used in UNF STI applications. Manufactured to ANSI ASME thread standards, this gauge supports quality control across manufacturing, automotive, and aerospace environments by delivering consistent, reliable checks of plug gauge measurements. Built for right hand operation with a 2B tolerance class and a