Material: SUS304/SUS316 stainless steel Standard: ISO7380 Size: M4 to M8 Length: 6 to 100mm Thread: metric and inch size Packing: carton, poly bag and pallet We offer various fasteners to meet the demand of our customers, such as screws, nuts, bolts, shafts, standoffs, plungers, rivets, washers, pins, machined parts, fasteners, plastic parts, springs, wire forms, hardware, stampings, die-castings, powder metallurgy parts and other customized or DIY products We also make fasteners to meet customerss demand Materials: carbon steel (low, middle and high), stainless steel, alloy steel, brass, aluminum, titanium, nickel, cobalt, chromium, nylon and PVC Surface treatment: zinc (black, white, blue, green, yellow, etc) plated with trivalent or hexavalent chromate, hot dip galvanized, nickel, chromate, gold, silver, copper, dacrotized and nylok