Makita Screwdriver Bits & Holders Torsion bit 611258 - Makita E-03517, The Makita E-03517 is a 17mm torsion bit designed for socket wrench applications, providing enhanced durability and reduced breakage. This tool bit is compatible with 1/4" drive systems, making it versatile for various fastening tasks. Typically used in professional and DIY projects, it is ideal for driving screws and bolts efficiently. Makita E-03517 Torsion Bit 17mm 1/4" SW 17 1pc