The chain block is a simple and portable manual lifting tool. The chain block can be used for lifting, traction, lowering, calibration and other operations. Generally, the lifting capacity shall not exceed 50t. Widely used in shipbuilding, power, transportation, construction, mining, post and telecommunications and other industries, such as equipment installation, goods lifting, mechanical parts pulling, etc. Lifting weight: 750kg,1ton,1.5tons,2tons,3tons,6tons,9tons just tell me your needs, and contact us.