These versatile impact wrench accessories cater to a wide range of needs, from professional workshops to home garages. By providing a firm hold on sockets, they enhance safety and efficiency during operation. Their stable construction ensures long-term reliability, meeting the demands of users seeking dependable tool performance. Features -Color:Black -Material:Iron, rubber -Size:1.34X1.34X0.20cm/0.53X0.53X0.08in(inner diameter: 11.3mm) -Size:1.10X1.10X0.20cm/0.43X0.43X0.08in(inner diameter:7mm) -rubber o ring: these o ring are made from stable rubber, providing reliable performance and resistance to breaking -Strong iron retaining rings: constructed from iron, the retaining rings are stable, strong, and resistant to wear and tear -Ample supply: the set includes a generous number of rings, ensuring you have enough to replace worn out rings whenever necessary -Simple installation: first, install the rubber o ring, then the impact wrench socket retaining ring, and use pliers to adjust to the appropriate size -compatibility: this kit is designed to fit most electric and pneumatic wrenches with 1/2" square drive, versatile use Package list: 18 x Rubber o ring 18 x Impact Wrench Socket Retainer Ring