[High quality material]: The NPT pipe die set is made of carbon steel and the NPT tap is made of high speed steel, they have good toughness and high wear resistance.
[High precision]: Each of the tap and die has sharp and neat threads, with NPT standard, ensure a precise thread restoration.
[NPT pipe dies set]: The NPT Hex die set can fast and effectively repair damaged threads, it can process the external threads and make fast re-threading of stainless steel, carbon iron, copper, aluminum, mold steel, etc.
[NPT pipe tap set]: The NPT tap set can process stainless steel, iron, aluminum, copper and other metals, it is suitable for drilling machines, tapping machines, automatic machine tools, machining centers, CNC, and other machines.