Tap Length: 3.76"/95.5mm, Thread Head: 1.24"/31.5mm, Shank Diameter: 9mm, Square Head: 7.1mm x 7.1mm (L*W), TPI: 28, Accuracy Class: 2B. Die OD: 1.5"/38mm, Die Thickness: 0.39"/10mm, TPI: 28, 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 1/2"-28 UNEF Tap&Die.
