... ;Nickel Plate; 3.Good price and good quality; Metal stamping part/fastener:Stainless Steel 304 or 316 channel spring nut:1 ... 2.Surface treament: Polished;Galvanized;Nickel Plating and so on;3.Stainless Steel 304 or 316 spring nut;(Size: M6, ... M8,M10,M12,1/4",3/8",5/16",1/2" );4.Competitive price and ... quality;5.OEM service available; AISI SS304 or SS316 channel spring nut