Threading inserts are replaceable cutting inserts that are used to create internal or external threads. They are used typically with a tool holder on a lathe or turning center. Threading inserts ...

A threaded brass insert has an internal thread and can be used as socket head or button head machine screw. A threaded plastic insert is a spiral ridge on the end of a pipe that enables pipes to be ...

Inserts are classified as two general types: those held in place by external threads and those that use some means other than threads (knurls, grooves, interference fit) for their holding power.