MILWAUKEE® SHOCKWAVE IMPACT DUTY™ Driver Bits are engineered for extreme durability and up to 10x life. Made from proprietary steel and heat treated to control hardness, the SHOCKWAVE IMPACT DUTY™ Driver Bits feature an innovatively designed geometric shock absorption zone to extend life. The forged tip allows for a secure grip and maximum contact eliminating stripping or slipping. Broadly targeting cordless users, the SHOCKWAVE IMPACT DUTY™ accessory line is not only ideal for heavy duty impact applications but delivers a full system solution for all the user's drilling and fastening needs. Features MILWAUKEE® SHOCKWAVE IMPACT DUTY™ Driver Bits feature:, OPTIMISED SHOCKZONE™ - Absorbs peak torque and prevents breaking, PRECISE FIT MACHINED TIP™ - Prevents stripping and reduces wobble, CUSTOM ALLOY76™ Steel - Maximizes resistance to wear and shock, Includes 25 mm (1") Insert Screwdriver Bits (x7), Phillips Bits (x3), PH1, PH2, PH3, Robertson (Square) Bits (x2), R1 / SQ1, R2 / SQ2, Slotted Bits (x2), 1/4", 3/16", 50mm (2") Power Screwdriver Bits (x8), Phillips Bits (x3), PH2 (x2), PH3, Robertson (Square) Bits (x3), R2 / SQ2 (x2), R3 / SQ3, Torx Bits (x2), T15, T20, 89mm Power Screwdriver Bits (x2), Phillips Bits (x1), PH2, Robertson (Square) Bits (x1), R2 / SQ2, Magnetic Bit Holder, Plastic Storage Case ,