... type: coarse thread, fine thread 3.Finish: black and grey phosphate, ye 1.Head type: bugle, wafer, pan, pan framing2.Thread ... type: coarse thread, fine thread3.Finish: black and grey phosphate, yellow and white zinc plated4.Materil :SWRCH22A5.Drive: philips6.Diameter ... for you with our passion and quality products sincerely! black phosphate MDF screw (HOT SALE)