440pcs Metric M3 M4 M5 Flat Head Hex Socket Screw Assortment Black Alloy Steel Screws with Plastic Case for DIY Hardware Projects

• Different Sizes - Different sizes for general purpose use, meet all your need.
• Fasteners Component - Use this fastener with the hex wrench, hold the mechanical parts firmly in place.
• Wide Use - Used widely in the home and office appliance, furniture and other machinery industry.
• Alloy Steel Material - Made of alloy steel material, good corrosion resistance and never rust, to use.
• With Plastic Box- Equipped with a plastic box, you can classify screws in an organized manner, more convenient to carry and take out.

Specification: Condition: Brand New Material: Alloy Steel Standard type: German standard Standard number: 10.9-7991-03 Screw type: M3/M4/M5 Color: Black Box size: Approx. 17.5 x 10 x 2.3cm / 6.8 x 3.9 x 0.9inch Weight: 510g Package Included: 20PCS x M3 x 8 20PCS x M3 x 12 20PCS x M3 x 16 20PCS x M3 x 20 80PCS x M3 Nuts 20PCS x M4 x 8 20PCS x M4 x 12 20PCS x M4 x 16 20PCS x M4 x 20 80PCS x M4 Nuts 15PCS x M5 x 8 15PCS x M5 x 12 15PCS x M5 x 16 15PCS x M5 x 20 60PCS x M5 Nuts Note: Please allow slight deviation for the color and measurement. Thanks for your understanding.