The Megapro 13-in-1 Ratcheting Automotive Multi-Bit Screwdriver, No. 211R1C36RD, is made from stainless steel 303 and includes six sizes of star screwdriver bits. This magnetic screwdriver drives fasteners quickly and easily with its precision 28-tooth ratchet design and rubberized cushion grip handle. Loaded with 12 1" insert bits made from S2 industrial grade steel, this assortment of bit types and sizes provide suitable tips for driving automotive screws. The shaft opening serves as a 1/4″ hex driver.