Features: _x000D_ This is a set of M3 button head screws and nuts with 10.9 grade high strength. _x000D_ Great for use in confined areas as fixing component, industrial and construction fasteners. _x000D_ There are many different length of screws that you can use for various purposes. _x000D_ Total 300 pieces of screws and nuts for general purpose use will meet your daily basic needs. _x000D_ Used widely in the home and office appliance, communication equipment, ship assembly and other machinery industry. _x000D_ _x000D_ _x000D_ Specification: _x000D_ Type: Button head hex socket _x000D_ Strength: 10.9 grade _x000D_ Color: Black _x000D_ Size & Quantity: _x000D_ M3*5 20PCS _x000D_ M3*6 20PCS _x000D_ M3*8 20PCS _x000D_ M3*10 20PCS _x000D_ M3*12 20PCS _x000D_ M3*14 20PCS _x000D_ M3*16 20PCS _x000D_ M3*18 20PCS _x000D_ M3*20 20PCS _x000D_ M3 NUT 120PCS _x000D_ Weight: 200g / 7.1oz (approx.) _x000D_ _x000D_ _x000D_ Package list:_x000D_ 1 box * Screws and Nuts 1This is a set of M3 button head screws and nuts with 10.9 grade high strength. 2Great for use in confined areas as fixing component, industrial and construction fasteners. 3There are many different length of screws that you can use for various purposes. 4Total 300 pieces of screws and nuts for general purpose use will meet your daily basic needs. 5Used widely in the home and office appliance, communication equipment, ship assembly and other machinery industry.