100% Brand New and high quality HEAVY DUTY BRASS BACK NUT ½” BSP FITS ALL BASIN - SINK TAPS AND MIXERS BSP parallel thread size fittings and their specifications can be identified by completing a few calculations. To find the thread size: Measure the O.D (Outer diameter) of the BSP thread. Once you have the thread size, you then need to determine the number of threads per inch to verify that it is a BSP fitting.
Package Includes: 2x 4x 10x 20x BSP BRASS BACK NUTS