Multi-Bit Screwdriver, Tip Size #1, #2, 1/4 in, 3/8 in, 5/16 in, PH1, PH2, ST1/4 in, ST3/16 in, Tip Style Phillips, Slotted, Square, Ball Bearing, Ergonomic, Bit Material Alloy Steel, Bit Storage None, Double End, Magnetized Tip No, Shank Length 2 1/16 in, Shank Material Alloy Steel, Drive Size 1/4 in, 5/16 in, 3/8 in, ESD Safe No