Threading/tapping

Threading (also: tapping) is a machining process involving the subtractive manufacturing of external or internal threads. The tapping process (depending on the type of machine tool used) can be carried out using: taps, thread turning tools, die heads, thread milling cutters or threading dies. The thread machining process can be carried out on: lathes, milling machines, threading machines or by hand. Threads can also be produced by plastic forming technique – rolling.