Suitable for cordless screwdrivers and drills with variable speed. Suitable for the repair and maintenance on electronic / electrical and mechanical equipment. Manufactured from carbon steel for strength and durability. Comes in a plastic compact case for easy storage and transportation. Comes with easy grip screwdriver and extension bar. Kit Includes; bits: Phillips: PH000, PH00, PH0, PH1 Slotted 1.0, 1.5, 2.0, 2.5, 3.0, 3.5, 4.0 Pozi: PZD0, PZD1 Torx: T4, T5, T6, T7, T8, T9, T10, T15, T20 Hex: 0.7, 0.9, 1.3, 1.5, 2.0, 2.5, 3.0, 4.0