General description This 10pcs Hex Shank Screwdriver Bit Set is designed for high torque applications, featuring a unique concave design that enhances torque, toughness, and bite force, minimizing screw damage. The set includes magnetic screwdriver bits that securely hold screws in place, making it ideal for various DIY projects. Technical specifications Product Type: Magnetic Screwdriver Bit Material: Alloy Steel Screwdriver Bit Size: PH2 Screwdriver Bit Diameter: 1/4" Hex Shank Hardness: HRC65 Package Dimensions: 3.94 x 3.15 x 1.97 inches Compatibility and accessories Compatible with manual screwdrivers, electric drills, lithium-ion drills, electric screwdrivers, and pneumatic screwdrivers Package Contents: 10 Magnetic Screwdriver Bits and 1 Storage Box