Are you looking wrench accessories? 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:Black -Material:Iron, rubber -Size:1.34X1.34X0.20cm/0.53X0.53X0.08in(metal ring) -Size:1.10X1.10X0.20cm/0.43X0.43X0.08in(rubbrt ring) - This O-ring is made of rubber, which is reliable and not easy to break. Can be used for longtime. - This retaining ring is made of iron, which is durable and wear-resistant, you can use with confidence. - Large quantity for everyday needs, can always replace worn wrench rings, meet your needs. - Simple installation: O-ring, then install the impact wrench sleeve retaining ring, clamp it. - With fine workmanship, simple but very practical in use, easily meet your replacement need. Package list: 15 x retaining rings 15 x rubber rings