Suitable for cordless Screwdrivers and drills with variable speed. Suitable for the repair and maintenance on electronic / electrical and mechanical equipment. Manufactured from chrome vanadium steel for strength and durability Satin Finish Comes in a plastic compact case for easy storage and transportation. Set Includes: Slotted Sizes: 3, 4, 5, 6, 7mm Star (Torx): T10, T15, T20, T25, T30, T40 Hex (Allen): 2, 2.5, 3, 4, 5, 6mm Phillips: #0, #1 x 2, #2 x 3, #3 x 2 Pozi: PZ1 x 2, PZ2 x 3, PZ3 x 2 1 x Magnetic Bit Holder