Description:These_x005F_x000D_screws and nuts are made of 304 stainless steel, which is resistant to _x005F_x000D_rust and corrosion.There are many sizes in one set which can _x005F_x000D_be commonly used in home and office appliance, machinery, furniture, repair and inventions.Features:Made of 304 stainless steel material, the 304 _x005F_x000D_stainless steel material provides strength and offers good corrosion _x005F_x000D_resistance in many environments.Environment-friendly, no pollution, high hardnessfixing component, industrial and construction fasteners.Six common sizes for general purpose use, meet daily basic needs.Well packed and assorted in a transparent plastic boxfor convenient use and storage._x005F_x000D_Used widely in the home and office appliance, communication equipment, ship assembly and other machinery industry.Specifications:Material: 304 stainless steelType: Button head hex socket_x005F_x000D_Size and Quantity:Screws:_x005F_x000D_M3 x 6mm 50pcsM3 x 8mm 50pcsM3x 10mm 50pcsM3x 12mm 50pcsM3x 16mm 50pcsM3x 20mm 50pcsNuts 300pcsBox Size: 12.5 x 6.3 x 2.3cm / 4.92 x 2.48 x 0.9"Weight: 330g(approx.)Package Includes:300pcs x Screws 300pcs x NutsNote:1. Please allow 1-3mm error due to manual measurement. Thanks for your understanding.2._x005F_x000D_Monitors are not calibrated same, item color displayed in photos may be_x005F_x000D_showing slightly different from the real object. Please take the real _x005F_x000D_one as standard.