Suitable for the disassembly of large screws in machinery, auto repair, industrial hardware and other fields Can be used with power tools or pneumatic tools Sockets are precise machined to ensuring precise dimensions The lengthened design makes it suitable for more work scenarios surfaces blackening, not easy to rust or corrode Standard size, applicable to various scenarios Specially designed for 90 heavy duty excavators, ensuring efficient disassembly and installation, and improving maintenance efficiency 90 sockets work with tools such as ratchets to quickly and easily tighten drive fasteners