Powerful scrap metal stud

A useful tool made from old parts is always interesting to make yourself. This device is made to unscrew and twist the studs. The principle of the stud driver is based on the use of an eccentric, which clamps the stud well. For convenience, the device has a handle, which in turn is a lever.

The video shows a tool for working with hairpins from six millimeters, which makes it universal in application.