We have two Novotech High speed hole drill EDMs that can drill holes .020 to .156 diameter. One is a manual machine and the other is a full automatic submerged CNC machine. The table travels are 13 ½ X 10 inches with Z travel of up to 11 1/2 inches. We can EDM drill many conductive materials including carbide. EDM drilling is not just for EDM start holes. We have EDM drilled holes in carbide end mills for coolant, vent holes for many different punch and die applications, for extracting broken taps and the list is endless. Let us take care of your hole drilling needs.