Description:

Tap Length: 5"/127mm, Thread Head: 1.54"/39mm, Shank Diameter: 18mm, Square Head: 14mm x 14mm (L*W), TPI: 20, Accuracy Class: 2B..
Die OD: 2.17"/55mm, Die Thickness: 0.63"/16mm, TPI: 20, Accuracy Class: 2A..
Technology: Straight fluted design, fast chip removal, and no blocking make your threads machining faster and easier..
Applications: Widely used in cast iron, copper, brass, abrasive steel, A3 steel, and other metal materials to process threads..
Package Include: 1 set 1"-20 UNEF Tap&Die..