Drilling machines and tapping machines vary from the tiny bench machine used in the finest jeweler’s operation to the huge, heavy-duty machines that bore large holes in steel forgings at an ...

Drilling multiple-hole patterns with a drilling tool mounted on a single spindle can involve complicated and expensive fixtures or multiple steps to drill closely spaced hole patterns. In hot tapping, ...

We use our drill press to make holes in our own circuit boards, and tap or break traces on existing circuit boards. We’ve used a lot of tools to drill circuit boards — power drills ...