which always seems to happen with one un-drilled hole and no spare bits left. [Daumemo] came up with a solution: a 3D printed drill press for a Dremel or similar rotary tool. While you can buy ...

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 ...

Twist drill bits. Especially in steel thicker than ¼ ... With adequate lubrication in a drill press, carbide-tipped hole saws can drill through metal that is up to 5/8" thick.