... maintenance and simple.(2) work blade length: 400mm, 600mm,700mm,800mm,1000mm,1200mm, shear force from 63 tons to 300 ... rolling mills manufacturer in China, we have a lot of experience in design and manufacturing quality rolling mill. ... about your rolling mill project.Remark: The website of our production line is: http://v.youku.com/ ... to view and guidance, thank you! Crocodile type shear machine