Slotted oval head machine screw, DIN963, ISO20102 Standard DIN, BS, ISO, ANSI, JIS..3 Material Stainless steel ,Carbon steel, Alloy, Brass, Aluminum and other material4 Surface Plian, black, Zinc Cr+3, etc.5 Packing Bulk, Box packing, your requirement is Ok.6 Size Pls send me the detailed size requirement.