... tube (steel tube coated with copper): 4.76 x 0.71mm, 4.76 x 0.80mm, 6 x0.71mm, 6.35 x0 ... welded with steel wires(4)Painting: Cathode electrophoretic painting (black)(5)Inner cleanness can meet the requirement of R134a and CFC ... wire tube condenser available used in refrigerators,freezer, show case, water dispenser,water coolers.We can supply the items according to customers' drawings ...