DIN84: Cheese head slotted machine screw DIN85: Slotted pan head screw DIN7985: Phillips pan head screw DIN965: Phillips flat head screw DIN963: Slotted countersunk head screws DIN933: Hexagon bolts DIN603: Carriage bolts Surface: Zinc, Yellow Zinc Material: Q195, Q235, #35, #45/Stainless Steel Packing: Small box packing(1000PCS/box then put in carton), bulk packing(25kg/CTN)DIY packing.