Features: 1) Products weight: 0.8kg, 1kg, 1.25kg, 1.5kg, 2kg, 3kg, 4kg, 5kg, 6kg, 8kg 2) Material of hammer head: 45# carbon steel/forged 3) Material of hammer handle: plastic-coating (65%) 4) The hardness can be chosen by customers 3) Material of hammer handle: plastic-coating (65%) 4) The hardness can be chosen by customers