Q43-400 tons series crocodile waste metal shear machine, hydraulic metal shear machine, is suitable for metal recycling processing plants, scrap car dismantling yards, smelting and casting industries. It can cut various steel materials and metal structural parts in cold state into qualified furnace charge. The hydraulic shear machine can be operated continuously or once at a time, which is the preferred processing equipment for light and thin furnace materials and reinforcing bar shearing. The length of the shear blade is standard and convenient for cutting wide materials.