[Materials] Equivalent to SWCH, Equivalent to SUS304J3
[Surface treatment] None, non-chrome black, trivalent chromate, non-chrome plating white, trivalent black, trivalent white, bright chromate plating, chromate plating, black chromate, nickel plating, black nickel chromate plating, trivalent stainless steel coating, German, brown plating, black paint with matte black head paint, black paint with white head paint, temper color, dark temper color