1 thread to mm July 8, 2019 16 32 64 128 1 4 thread to mm 1 2 thread to mm 1 8 thread to mm 1 inch thread to mm 1 2 inch thread to mm 1 4 inch thread to mm 1 8 inch thread to mm 1 4 bsp thread to mm 1 8 npt thread to mm 1 2 28 thread to mm 1 2 pipe thread to mm G 1 2 thread to mm G 1 4 thread to mm 1 16 thread to mm 1 4 pipe thread to mm