... machining Weight:50kg-200kg CompanyDalian Wills Machine Co.,LtdProduct nameMetallurgy oil cylinderMaterialSteel,20#,45#,Aluminium, bronzeComposeHydraulic body, Hydraulic piston, Hydraulic ... of earth moving, mining industry, construction machinery, plant engineering, defence technology, automotive engineering, mechanical engineering, textile industries, railways, power plants, agricultural ...