680-54-716 Features: -Heat-treated, high-carbon steel head for strength and durability.-Rim-tempered process around the striking face minimizes chipping from off-center strikes.-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.-Head Material: High Carbon Steel.-Handle Material: Graphite.-Type: Ball Pein Hammer.-Quantity: 4 per box.-Testing and approvals:.-Exceeds ANSI safety specifications. Assembly Instructions: -Patented head-to-handle assembly for a permanent fit.