Sowa 113-434 HSS NPT Tap - 1/4" High-speed steel (HSS) HSS bits are hard and much more resistant to heat than high-carbon steel Low angle specially designed for cast iron
Walter 02-C 200, Taper pipe tap NPT - 1-1/4" Threads per in.-11-1/2 Drill size: 1-1/2 " These Walter NPT taper pipe taps are made from tough carbon alloy tool steel to cut...