PVC Threading Tool, Pipe Threader, Plumbing Tool Kit, Round Dies with 3 1/2 Inch, 3/4 Inch and 1 Inch, 6 Piece NPT Set

Taps and dies are essential to make or re-thread a screw, a nut or any other mechanical element. The three-piece tap sets are the most commoly used and the tap wrench is as important as the die stock for a proper tapping. Drilling is required before tapping.