Description:_x000D_ Stainless steel countersunk screws are anti-corrosion, rustless, non-pollution and high-hardness. They are widely used in industrial. These screws are made of high quality 304 stainless steel, rust and corrosion resistant. There are many length in one set which can be commonly used in home and office appliance, machinery, furniture, repair and DIY inventions._x000D_ _x000D_ Features:_x000D_ 1. Made of high quality 304 stainless steel, durable to use, environment-friendly, no pollution, high hardness._x000D_ 2. This set is organized by size in a transparent storage case for quick access and protection._x000D_ 3. There are 5 different lengths in one set to meet your various needs._x000D_ 4. The moderate and clear hex sockets heads can make your working more easily. _x000D_ 5. Ideal for use by a variety of workers and repairmen from plumbers to assemblymen both professional and amateur, even DIYers can opt to use it. _x000D_ _x000D_ Specifications:_x000D_ Material: 304 Stainless Steel_x000D_ Color: Silver_x000D_ Quantity: 400pcs_x000D_ Weight: Approx. 258g_x000D_ Button Head _x000D_ M3 x 6 M3 x 8 M3 x 10 M3 x 12 M3 x 14 _x000D_ 40pcs 40pcs 40pcs 40pcs 40pcs _x000D_ Flat Head _x000D_ M3 x 6 M3 x 8 M3 x 10 M3 x 12 M3 x 14 _x000D_ 40pcs 40pcs 40pcs 40pcs 40pcs _x000D_ _x000D_ Package Include:_x000D_ 1 Set x Hex Socket Head Screws (include 400pcs)