Practical Tool Set: : The Bit Socket Set is suitable for hex screws, for installing and disassembling hex bolts, hex nuts and hex self-tapping screws, for quick replacement and release. Quality Material: : The Hex Socket Adapter is made of premium chrome vanadium steel, extremely high hardness, good wear resistance, anti-rust and anti-fracture, durable and long service life. Easy to Use: : The Bit Adapter is easy to install and disassemble, and it is not easy to fall off during use. Each socket has an obvious size mark, so you can quickly find the socket you need. Various Sizes: : The socket screwdriver set has 9 sizes, including 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 2 pieces for each size, can meet your different needs. Wide Application: : The male torx socket is suitable for any drill or chuck, such as pneumatic screwdrivers, electric screwdrivers, air drills, electric drills, pistol drills, manual screwdrivers, etc. Product Description: Features: 1. Ideal for removing stripped, broken, stuck or damaged screws. 2. Widely used in home DIY, auto parts, woodworking, professional machine repair. Specification: Quantity: 18Pcs Material: Chrome Vanadium Steel Size: 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm Shank Diameter: 6.35mm Total Weight: 296g Package Includes: 18*Driver Bit Adapter 3pcs 1/4" Hex Screwdriver Bit Holder Length: