180pcs m2.5 stainless steel ss304 pan head hex socket screws assortment kit

made from 304 stainless steel material, the 304 stainless steel material provides strength and offers good corrosion resistance in many environments environment-friendly, no pollution, high hardness fixing component, industrial and construction fasteners six common sizes for general purpose use would meet your daily basic needs well packed and assorted in a transparent plastic box for convenient use and storage used widely in the home and office appliance, communication equipment, ship assembly and other machinery industry.syi