Find convenient drill bit and tap sets at Grainger to help drill, tap and debur mild steel, aluminum, copper, brass and plastic in just one step. Choose from high speed steel and carbon steel tools in various size assortments. Most sets include plastic or metal index cases and some include quick-change adapter. Single-piece drill bits can handle multiple tap sizes and include a protective plastic storage sleeve. Pick up the drill bit and tap sets you need at Grainger!