There are two types of Machine Tools when it comes to Threads. There are Taps and Chasers. Taps are designed to remove metal from a hole with out threads. Chasers are designed to restore damaged threads in a prethreaded hole.
Title: There are two types of Machine Tools when it comes to Threads. There are Taps and Chasers. Taps are designed to remove metal from a hole with out threads. Chasers are designed to restore damaged threads in a prethreaded hole.