Amico 3 Pcs 5mm x 0.8mm Taper and Plug Metric Tap M5 x 0.8mm Pitch
Features: Straight threaded flute, Plug type, Taper cutting edges and 5mm diameter flute, 0.8mm flute teeth pitch. Suit for machine use to cuts a thread on the inside surface of a hole, creating a female surface which functions like a nut. A taper tap offer a very gradual cutting action and is most often used when the material to be tapped is difficult to work (e.g., alloy steel).