... . Surface: Zinc plated or as per customer's requirement Round Head Wood Screw / Cap screws1. Surface treatment: zinc plated, EG, VC, black etc2 ... . Material: Mild Steel, Carbon steel, stainless steel3. Head: Counter sunk, pan, round ... /CTN31*26*19100PCS *30BOX5*7022.5KG/CTN31*26*19100PCS *30BOX Round Head Wood Screw,Cap Screws