We love this hacked-together mini drill by [BuenaTec] that uses a DC7.2V 10K-RPM motor with a 1/8” Dremel chuck added on. Power is supplied by a USB-A cable with the data wires cut off ...

If you need to drill holes in masonry or concrete, you may have heard about, or come across, hammer drills. There are two ...

and the instructions for proper tightness are a bit vague. If the drill is left for long periods, the belt should be loosened so it doesn’t warp. We think our drill press was over-tightened and ...