Bordo's 12 piece high speed steel (HSS) standard drill set includes a variety of popular metric sizes in a tradesman tough ABS plastic case. These drill bits are designed for all general purpose drilling in wood, metal and plastics, and particularly for non-ferrous applications. These 118 degree split point drills are self centering and ideal for use in materials such as mild steel and cast iron.,Bordo's 12 piece high speed steel (HSS) standard drill set includes a variety of popular metric