Drill America
6 PIECE CARBON STEEL NPT PIPE TAP SET, 1/8", 1/4", 3/8", 1/2", 3/4" AND 1" IN WOODEN CASE
1/8"", 1/4"", 3/8"", 1/2"", 3/4"" and 1"" NPT Pipe Taps in Wood Case
Threads a wide variety of materials both ferrous and non-ferrous
National Pipe Taper...