Estwing Sure Strike Ball Peen Hammer - 16 oz Metalworking Tool with Fiberglass Handle & No-Slip Cushion Grip - MRF16BP FORGED STEEL HEAD  Maximum strength and durability for a lifetime of hard work ROUNDED BALL END  Smooth rounded ball end lets workers shape metals to the right contour BUILT FOR THE PRO  machinists, metalworkers, jewelers, mechanics, contractors, tradesman & serious DIYers VERSATILE APPLICATIONS  Used for forming and shaping sheet metal, striking punches and chisels & peining rivets MADE IN THE USA  Our tools are proudly crafted in Rockford, IL using the finest American steel