Steel shot filled head adds extra force to hammer blows and eliminates rebound & spark. Unicast design make the hammer solid and durable, and minimizes damage and deadens noise when striking surface torque. The surface of the hammer head is smooth and shiny. Materials solid and durable, acid and alkali resistance, corrosion resistance, high temperature resistance, durable, surface do not fall off. Antiskid handle design, so that the hammer is not easy to fall off, facilitate the holding and soft and comfortable, suitable for long time work. Applicable to Automobiles, construction, wood furniture, lathe, mechanical maintenance, marble installation and other delicate or metal surfaces you want to prevent from marring and sparking.