Description _x000D_ _x000D_These retaining rings are used to hold sockets or other attachments onto the anvil of an impact wrench. They are made from iron and rubber, not easy to break,can withstand the high torque and impact forces generated by an impact wrench. Use them to upgrade your hand tools! _x000D_ _x000D_Features _x000D_ _x000D_-Color: As shown _x000D_-Material:Iron, rubber _x000D_-Size:1.34X1.34X0.20cm/0.53X0.53X0.08in _x000D_-Size:1.10X1.10X0.20cm/0.43X0.43X0.08in _x000D_- Securely fix:These retaining rings are designed to securely fix sockets with the combination of iron and rubber that provides a strong and durable grip. _x000D_- Sturdy construction:The iron and rubber construction of these retainer rings ensures that they are sturdy and long-lasting, can withstand the rigors of regular use. _x000D_-Simple installation:These o rings are easy to install and use. They can be simply slipped onto the square drive of the impact wrench. _x000D_- Precise workmanship:These wrench rings are crafted with precise workmanship to ensure that they fit snugly and securely, preventing slippage or other issues. _x000D_- Sufficient quantity: These wrench socket rings provide enough replacements for you to meet your needs, so your work can be done efficiently and effectively.Packing list12 x iron rings_x000D_12 x rubber rings