Separates the Frozen Hub Assembly from the Steering Knuckle on Dodge and GM pickups, Cadillac, Jeep and Other Applications. Tool drives against loosened retaining bolts to separate assembly. Prevents damage to the knuckle and complete hub assembly. Tool drives on the bolt flange, so the head of the retaining bolt is not destroyed. Made of strong steel for durability. Shipping wt. 6 oz.