DEWALT Max Fit Screwdriving bits help maximize your DEWALT power tool system. Featuring the 10X Magnetic Screw Lock System, the maximum fit bits are ideal for use in impact drivers and drill/drivers. Right Angle Attachment Flex Shaft, DEWALT Bit Holders enable users to reach nearly any hard-to-reach space. A Rapid Load (TM) head enables fast, easy bit changes, and each fastener is supported by a magnet for accurate alignment. A side handle offers additional leverage and support. Our Max Fit accessories now come in ToughCase+ system, the latest addition to our accessory storage line. The ToughCase+ system is a connectable case system designed to optimize storage space and keep your bits organized.