› 6-piece-high-speed-steel

6 Piece High Speed Steel NPT Pipe Tap Set 1/8 1/4 3/8 1/2 3/4 and 1 in Wooden Case DWTHS1/8-1SET6 Piece High Speed Steel NPT Pipe Tap Set 1/8 1/4 3/8 1/2 3/4 and 1 in Wooden CaseNational Pipe Taper Taps (NPT) are appropriate for threading a wide...