Fits most corded or cordless drills, sturdy inner hex sleeve. It is widely used in home DIY, auto parts, woodworking, professional machine repair, etc. The product is easy to install and disassemble, not easy to fall off when using. Rustproof, non-slip, high occlusion, tight and flexible. Easy installation and strong magnetism: Quick tightening and this magnetism socket set is indispensable with strong magnetism for assembly and disassembly in the private and professional field. Applicable for installation in these hexagonal tools, such as pneumatic screwdrivers , electric screwdrivers, air drills, electric drills, guns, hand screwdrivers, etc. Due to factors such as manual measurement and display differences, there may be some slight differences between individual products and images, please excuse me.