Shockwave impact duty driver bit sets are designed for extreme durability and long life. Made from proprietary steel and heat treated to control hardness. Forged tip allows for a secure grip and maximum contact, eliminating stripping or slipping. Set Includes: Phillips Bits - 1'': (1) P1, (1) P2 and (1) P3; Phillips Bits - 2'' Power: (2) P2 and (1) P3; Phillips Bits - 3-1/2'' Power: (1) P2 Square Bits - 1'' (1) SQ1, (1) SQ2 Square Bits - 2'' Power: (2) SQ2 and (1) SQ3; Square Bits - 3-1/2'' Power: (1) SQ2 Slotted Bits - 1'': (1) SL 3/16'' and (1) SL 1/4''; Torx Bits - 2'': (1) T15 and (1) T20; (1) Shockwave Magnetic Bit Holder and (1) case with bulk storage container.