Heat-treated, high-carbon steel head for strength and durability. Rim-tempered process around the striking face minimizes chipping from off-center strikes. Patented head-to-handle assembly for a permanent fit. Molded jacket over graphite handle means maximum overstrike protection. Cushioned grip, molded jacket is designed to absorb shock. Ergonomically designed grip is contoured for working comfort while the ribbed channels allows air to ventilate and cool hand, allows moisture to escape