1This is a set of fasteners including button head screws, flat heat screws and flat washers 2Flat head screws are great to use in confined areas as fixing component, industrial and construction fasteners, button head screws are for general purpose 3There are many different length of button head and flat head screws that you can use for various purposes 4Total 120 pieces screws and 60 pieces washers will meet your daily basic needs 5Used widely in the home and office appliance, communication equipment and other machinery industryFeatures: _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