Daredevil, 3 Piece, 7-1/2", Auger Bit Set, Set Consists Of: 5/8" x 7-1/2", 3/4" x 7-1/2", 1" x 7-1/2" Auger Bits, Easy In Wood, Tough On Nails, Dual Cutting Edges Deliver Easier Nail Cutting & Balanced Drilling, Open Faced Flute Offers Improved Chip Removal, Reinforced Tip Withstands Repeated Nail Hits, Reamer Edge Provides Improved Entry & Exit Hole.