General description FLITI 12pcs Magnetic Screwdriver Bit Set includes 12 different sizes of impact socket bits, ranging from 6mm to 19mm. These bits are designed for use with electric screwdrivers and socket wrenches, making them versatile for various applications such as DIY projects, furniture assembly, and car repairs. Technical specifications Material: Chrome vanadium alloy steel Length of bits: 80mm Sizes included: 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 17mm, 19mm Hexagonal inner edges for better grip Usage Compatible with air screwdrivers, electric screwdrivers, pneumatic drills, electric drills, drill presses, and hand screwdrivers. Easy to use with a universal 6.35mm plug for a wide range of applications. Designed for quick assembly and disassembly of screws or nuts. Other information Each hex socket screw socket wrench features a strong magnet to securely hold screws or nuts during use. The hexagonal recessed design facilitates easier insertion of nuts.