Whether you're a mechanic or a home repair enthusiast, the impact tool accessories in this set will enhance your tool's performance. The retaining rings for are specifically designed to fit various wrench models, providing a solution for retention. The rubber charge rings and O-rings ensure a tight fit, making your work more efficient and safe. Features -Color:Multi -Material:Iron, rubber -Size:1.34X1.34X0.20cm/0.53X0.53X0.08in -Size:1.10X1.10X0.20cm/0.43X0.43X0.08in - adaptability: compatible with impact wrenches, retainers, and retaining wrench rings, making it a versatile addition to any toolkit -Quality: constructed from iron, rubber, ensuring durability and resistance to deformation under pressure -Easy portability: the retaining ring and o ring for the impact wrench spindle are lightweight and easy to carry, for fieldwork -Simple installation: designed for quick and easy installation and removal, these rings help maintenance tasks and improve productivity -Broad applicability: suitable for various tasks, including household repairs, automotive servicing, and mechanical engineering projects Package list: 20 x sets of wrench sockets