Material: high-strength alloy steel casting, heat treatment have been round, color zinc plated. Product Features: Compact and lightweight, easy to carry, convenient collection, even in narrow spaces, its maneuverability can be greatly improved. Usage: Puller is the use of transportation, moving, shipping or storage of goods in fixed role. After they have fixed and will not fall off, safe, reliable, lightweight, easy to operate, protect objects from damage. Our products are widely used in important industries in ports, power, steel, shipbuilding, railways, construction, automobile manufacturing, airport construction, aviation, electric power and other infrastructure projects as well as machinery and equipment above.