The Pro-Series 29 Piece Drill Bit Set includes 29 popular size bits for drilling into wood, metal and plastic. Hang photos or drywall, or install shelving for storage or new hardwood floors. The drill bits are constructed of titanium for long life and high usage. Use with a cordless drill for DIY, home improvement and general maintenance projects around the house. You will find no end of uses for this Drill Bit Set. Packaged inside a storage case to keep the bits organized and easy to find. 29 Titanium Drill Bits: 1/16, 5/64, 3/32, 7/64, 1/8,9/64, 5/32, 11/64, 3/16, 13/64, 7/32, 15/64, 1/4, 17/64, 9/32, 19/64, 5/16, 21/64, 11/32, 23/64, 3/8, 25/64, 13/32, 27/64, 7/16, 29/64, 15/32, 32/64, 1/2 Inch