If you’ve ever tried to bend a metal pipe or bar over your knee ... try [MakeItExtreme]’s sturdy and simple roll bender. As we watched the video below, we had a little déjà vu — hadn ...

A bending jig can help create repeatable results. The method is simple, using that classic hacker staple — duct tape. The end of the pipe is taped off, and the pipe filled with sand. With the ...