I don’t think they have been used very much the bits are still in the plastic bag. The product is a rare SK Dresser Tools USA 2pc Retaining Snap Ring Plier Set, consisting of tools with the manufacturer part numbers 7646 and 7645. These snap ring pliers are designed for automotive use and are made by the reputable brand SK. The set includes two distinct pliers to assist in removing and installing snap rings, making it a valuable addition to any mechanic's tool collection.d
