For all your drilling and driving needs the Hyper Tough 100-piece combo bit set makes the ideal purchase. Here is a complete all in one set for all your projects. It offers a variety of drill bits in the most common sizes for wood, plastic, metal and masonry. Along with the drill bits , it also contains a variety of 1-inch screw driving bits and extension holder for all your household projects. The set comes in a durable plastic storage case with a clear cover. The set includes 14 titanium plated HSS drill bits from 1/16-inch to 1/4-inch, 9 wood drill bits from 1/8-inch to 3/8-inch, 3 wood spade drill bits, 9 Masonry drill bits from 1/8-inch to 3/8-inch. The set also has 52 chrome vanadium steel 1-inch driver bits including slotted, Phillips, Pozi, star, hex and square drive. 4 hole saws and magnetic bit holder round out the assortment.