This is bob from hengshui guangxing screens company in china.We are a manufacturer of water well screen in china.We offer Water Well Screen as the following: 1) Slot size (mm): 0.10, 0.15, 0.2, 0.25, 0.30-6mm 2) Open area: up to 37% 3) Material: low carbon steel, low carbon galvanized steel (LCG) steel treated with plastic spraying, stainless steel (304) 4) Lengths up to 6 meters 5) Diameter: 1.5", 2", 3", 4", 6", 8", 10", 12", 14",16",18" 6) End connection: plain beveled ends for butt welding or threaded.Please tell us your demand and then we design ,manufacture for you.Yours faithfully bob.