... Mushroom head, Pan head, Countersunk head,Bugle head, Oval ... 3.Drive type: Slotted, Phillips, Hex Socket, Torx, ... , painting, powdering, color zinc-plated, blue black zinc-plated,rust preventive oil, titanium ... ProductsWood Screw, Drywall Screw, Chipboard Screw, Machine Screw, ... lathe, springs, shafts, screws, stamping parts and other ... based on customers’ drawings or samples.MainMarketsNorth America, South ...