The Bosch Professional Magnetic Screwdriver Bit Holder is a slim, universal bit holder designed for fast and reliable screw-driving with power tools. Its compact 57mm length and 11mm diameter make it easy to handle across a wide range of fixing tasks. A built-in permanent magnet holds screwdriver bits firmly in place during use, reducing the risk of dropped bits and keeping work efficient. The 1/4" external hex shank provides a strong, secure connection with maximum torque transmission in both three-jaw chucks and 1/4" internal hex tool holders. This bit holder is compatible with cordless drills, drill drivers, and drywall screwdrivers, and is designed for use in conjunction with depth stops. It suits tradespeople such as carpenters, drylining contractors, and general builders who rely on consistent, professional results during fixing operations. Features and Benefits: • Slim design for easy handling across a variety of screw-driving applications • Permanent magnet provides a firm, secure grip on bits during use • 1/4" external hex shank ensures strong connection and maximum torque transmission • Compatible with three-jaw chucks and 1/4" internal hex tool holders • Suitable for use with cordless drills, drill drivers, and drywall screwdrivers Specifications: Total Length: 57mm Shank: 1/4" external hexagon Drive End: 1/4" Diameter (D1): 11mm Net Weight: 0.029kg