- Boaz, Alabama, United States
- Oct 31st
Union Butterfield 1541(NPT) High-Speed Steel Pipe Tap, Medium Hook, Uncoated (Bright) Finish, Round Shank With Square End, 1"-11.5 Thread Size The Union Butterfield 1541(NPT) uncoated, high-speed steel pipe tap has straight flutes with medium hook and a round shank with a square end, and is used to create NPT (National Pipe Taper) right-hand threads in a range of materials, with strength in carbon steel and alloy steel.