perforated mesh sheets 1.Hole diameter:0.3-100mm 2.Material: Stainless steel plate, low carbon plate, 3.suitable price Material: Stainless steel plate, low carbon plate,galvanized plate, PVC plate, cold-roll copper, nickel,cold steel, Hole patterndiamond ,square ,oval ,triangle ,cross ,fish scale, rectangle ,hexagonal ,rhombic plum blossom,Method ; punching machinery perforated in various of ...