Do you want a kind of professional retaining ring for your wrench socket? Do you want to keep wrench retainer ring supported? This can be your . Really practical and useful, just install it into your wrench. Features -Color: As shown -Material:Iron, rubber -Size:1.34X1.34X0.20cm,1.10X1.10X0.20cm/0.53X0.53X0.08in,0.43X0.43X0.08in - The O-ring is made of high grade rubber, which is reliable and not easy to break. - And the retaining ring is made of iron, which is durable and wear-resistant. - Large quantity for everyday needs, can always replace worn rings. - Simple installation: the O-ring, then install the impact wrench sleeve retaining ring, and clamp it to the appropriate size with pliers. - With fine workmanship, simple and very practical in use, easily win your favors. Package list: 10 x retaining rings 10 x rubber rings