Both professionals and hobbiest, rejoice! The Excel Blades’ Excel Blades is set to become your next favorite tool! This drill pack is stainless steel includes a 12 piece assorted pack of our fine high speed steel, and is ideal for wood, resin, jewelry, walnut, amber, beeswax, olive nut, beads, PVC, acrylic, plastic, and more. Drills come in a plastic tube pack and include drills #60-#70. These high quality drills are strong and useful additions to any individuals workshop. Drills fit with 70003 / 70005 / 70011 / 70023 / 55661.The item # 55521 is made of high carbon steel.This products works in conjuntion with Excel Blades’ pin vises: 55661, 70003, 70011, 70023.It comes with 1 per pack.