The Performance Tool bearing race and seal driver set works without damage to components or the axle housing. Tapered sides of disc tools install races and flat sides install seats Nine disc tool sizes fit most standard wheel bearings Includes driver handle with bolt and 1.565in., 1.750in., 1.965in., 2.325in., 2.470in., 2.555in., 2.830in., 2.995in. and 3.180in. disc tools