BEADSMITH-Vintaj: 4 Ounce Ball Pein Jeweler’s Hammer. Rivet charms onto altered blanks or create a distressed look on charms and findings with this lightweight hammer. Overall hammer length is 9-1/2 inches with an 8-1/2 inch tapered wood handle. Hammer head is 2-1/2×5/8 inches. This package contains one Ball Pein Hammer. Imported.