Irwin Hanson High Carbon Steel SAE Pipe Taper Tap 1/4 in. 1903ZR
Product Type: Pipe Taper Tap. This taper tap is ideal for pipe fittings. Each taper tap is used to cut internal threads in pipes. Nominal size of the tap is that of the pipe fitting being tapped. 1/4″ size with 18 NPT (National Pipe Taper).