Features: _x000D_ This is a set of fasteners including button head screws, flat heat screws and flat washers._x000D_ _x000D_ Flat head screws are great to use in confined areas as fixing component, industrial and construction fasteners, button head screws are for general purpose. _x000D_ There are many different length of button head and flat head screws that you can use for various purposes. _x000D_ Total 120 pieces screws and 60 pieces washers will meet your daily basic needs. _x000D_ Used widely in the home and office appliance, communication equipment and other machinery industry. _x000D_ _x000D_ _x000D_ Specifications: _x000D_ Material: 10.9 grade alloy steel _x000D_ Screw Type: Button & flat head hex socket _x000D_ Size and Quantity: _x000D_ Button Head Screw: _x000D_ M3*6 15pcs _x000D_ M3*8 15pcs _x000D_ M3*10 15pcs _x000D_ M3*12 15pcs _x000D_ Flat Head Screw: _x000D_ M3*6 15pcs _x000D_ M3*8 15pcs _x000D_ M3*10 15pcs _x000D_ M3*12 15pcs _x000D_ Flat Washer: _x000D_ M3 30pcs _x000D_ M4 30pcs _x000D_ Box Size: 13.2 x 7.2 x 2.3cm / 5.19 x 2.83 x 0.9"_x000D_ _x000D_ _x000D_ _x000D_ Package Includes:_x000D_ 120pcs x Screws _x000D_ 60pcs x Flat Washers