This Titan Torsion Impact Bit Set is specially designed for impact drills and drivers. The shock-absorbing torsion design prolongs bit life and protects fastener by allowing a bit to flex under pressure. Accessory Type: Bit set, Adapters (qty.): 5, Additional Pieces (qty.): (1) Plastic case, Drill Bits (qty.): 50, Phillips Bits (qty.): 6, Pieces (qty.): 50, Slotted Bits (qty.): 1, Square Bits (qty.): 2