5 Piece, Brad Point Drill Bits, Includes Sizes: 3/16", 1/4", 5/16",3/8", 1/2", Provides Accurate Positioning For Starting The Hole, Bit Is Precision Ground For Use In Furniture Making, Doweling, Cabinetry, Where Exact Hole Size Is Required, Spur Cutting Edges Reduce Splintering & Ensure A Smooth, Clean Hole, Wide Flutes Provide A Fast Continuous Flow Of Chips, Pouched.