WHX(DIN 571 Hexagon Head Wood Screws PP-029 PP-030( Hot Galvanizing) Material:Carbon Steel,Stainless,Brass Wood Screws:Material: Carbon Steel ... ,Stainless,BrassSurface Treatment:Zinc Plated,plain(Stainless ,Brass)WFS(DIN 97 Flat Head with Slot,Black Oxide/Zinc)Pp-025WFP(DIN7997 ... Slot BS Wood Screw? PP-028WHX(DIN 571 Hexagon Head Wood Screws PP-029 PP-030( Hot Galvanizing)Material:Carbon ...