6 Piece Carbon Steel NPT Pipe Tap Set (1/4" 3/8" 1/2" 3/4" 1" and 1-1/4" in Wooden Case) BoltsandNuts.com The straight flute will not

The straight flute will not enlarge material being removed

Body Dia 17/32"

Part Number DWTHX51624LH

Part Number DWRRSP1-1/4

Part Number DWTHXNPT4INCH

6 Piece Carbon Steel NPT Pipe Tap Set (1/4" 3/8" 1/2" 3/4" 1" and 1-1/4" in Wooden Case) BoltsandNuts.com The straight flute will notProduct Description Also called pipe taps, carbon steel NPT pipe taps are designed to clean and or re thread damaged or jammed pipe threads. They are appropriate for threading a wide variety of materials both ferrous and nonferrous. The nominal size of a Pipe Tap is that of the pipe fitting to be tapped, not the actual size of the tap. The thread tapers 3 4 of an inch per foot. All Pipe Taps furnished with a 2 1 2 to 3 1 2 thread chamfer NPT threads