... casting electric saw parts: 1.OEM products 2.Magnesium alloy 3.die casting products 4.electric tool parts Magnesium casting:Advantage 1)Production method ... : die casting, sand casting, gravity casting, permanent mould ... ZA-5,4-0,4-13) main equipment: die casting equipment 8sets (88T,160T,280T,500T,800T), CNC ...