3 ton Iron Maxer Chain Crane The 3 ton Iron Max chain crane is suitable for moving and transporting heavy parts and equipment and has strong chains that carry the parts manually. The body of this crane is cast by Drop forged method and is strengthened through Heat treatment process. The device is made with Japanese technology and has a load chain and a hand chain with zinc coating with a length of 3 meters. The loading capacity of this crane is 3 tons and its body is glazed with kiln paint to increase its lifespan. This product is made in Japan and has industrial applications.