Milwaukee Shockwave Impact Duty driver bits are engineered for extreme durability. Made from proprietary steel and heat treated to control hardness. Bits feature geometric shock absorption zone to extend life. Forged tip allows for a secure grip and maximum contact eliminating stripping or slipping. Ideal for heavy-duty impact applications, but delivers a full system solution for all drilling and fastening needs. Set includes: (1) 1/4′ magnetic nut driver, (1) 5/16′ magnetic nut driver, (1) Shockwave Magnetic Bit Holder, (1) hex bit 1′ 1/4′, (1) hex bit 1′ 3/16′, (1) Phillips bit 1′ P1, (4) Phillips bit 1′ P2, (1) Phillips bit 1′ P3, (2) Phillips bit 2′ P2, (1) Phillips reduced 1′ PR2 bit, (1) slotted 1′ #10 bit, (1) slotted 1′ #8 bit, (1) slotted 2′ #10 bit, (1) square bit 1′ SQ1, (3) square bit 1′ SQ2, (1) square bit 1′ SQ3, (1) square bit 2′ SQ2, (1) TORX bit 1′ T15, (2) TORX bit 1′ T20, (2) TORX bit 1′ T25, (1) TORX bit 1′ T30, (1) TORX bit 2′ T20, plastic case.