Asimeto Ring Thread Gauge (NoGo) - BSP (G) - Right Hand - 6g - 1 1/2 x 11The Asimeto Ring Gauge NOGO BSP BSPP 6G from the 690 Series is a precision instrument for verifying the external threads of British Standard Pipe (BSP) and British Standard Pipe Parallel (BSPP) fittings. Designed for right hand threads with a 1 1 2 x 11 size and conforming to the 6G tolerance class, it delivers accurate inspections during assembly and quality control. This NOGO gauge features a threaded bore sized to the target thread size and pitch,