The Thor Hide hammer has split cast iron head with two hide faces fastened securely to the handle with two socket head cap screws. The head design allows quick adjustment or replacement of either the handle or the faces, while the faces are designed to wear and can be rotated for even wear. There are 5 different weights to choose from in this range. For use as a heavy-duty, multi purpose soft-faced hammer in most industries for assembly, repair and maintenance operations. Size: 4.Diameter: 50mm (2 in).Weight: 2100g (4 1/2 lb).