425 Pcs Black Self Tapping Screws Metal, M3 M4 M5 Cross Round Head Screws, Pan Head Self-tapping Screw Set, Self Drilling Wood Screw Set Assortment for Metal Plastic Wood

• Durable carbon steel, stable and reliable: black self tapping screws are crafted from durable carbon steel, possessing excellent hardness and toughness. They are less prone to stripping or breakage during tightening, and distribute force evenly and stably, making them suitable for various common assembly scenarios.
• Large round head cross head screws for efficient and convenient installation: The large round head provides a wider force-bearing surface for more stable tightening; the cross head drive makes installation effortless and less prone to slippage, making it efficient and worry-free for both DIY and batch assembly.
• Compartmentalized storage boxes for clear and convenient management: The compartmentalized storage boxes allow for the categorization and storage of screws of different sizes, making them easy to see and preventing parts loss. They also facilitate quick retrieval of the corresponding model, making them convenient for daily storage and travel.
• Wide range of applications: Ideal for homes, offices, workplaces, computer maintenance, assembly, automotive manufacturing, door and window industries, electrical and air conditioning systems, furniture, and other industries.
• Widely applicable: A total of 425 pieces are available, including M3 x 8mm/10mm/12mm/16mm/20mm, M4 x 8mm/10mm/16mm/20mm/25mm, and M5 x 8mm/10mm/12mm/16mm/20mm. Sufficient quantity and large sizes meet the needs of various scenarios and fields.

What are the advantages of our pan head screws? 1. Made of durable carbon steel, possessing good hardness and toughness, it is not prone to stripping or breakage during tightening, and the force is evenly and stably distributed. 2. The large round head has a wider force-bearing surface, making tightening more stable; the cross head drive makes installation effortless and prevents slippage. 3. Compartmentalized storage boxes allow for the categorization and storage of screws of different sizes, making them easy to see and preventing parts loss, and facilitating quick retrieval of the corresponding model. 4. Ideal for homes, offices, workplaces, computer maintenance, assembly, automobile manufacturing, door and window industry, electrical air conditioning systems, furniture and other industries. Features: Material: Carbon Steel Color: Black Quantity: 425 pieces Set includes: M3x8mm 50PCS M3x10mm 50PCS M3x12mm 40PCS M3x16mm 20PCS M3x20mm 20PCS M4x8mm 40PCS M4x10mm 40PCS M4x16mm 20PCS M4x20mm 20PCS M4x25mm 10PCS M5x8mm 30PCS M5x10mm 30PCS M5x12mm 20PCS M5x16mm 20PCS M5x20mm 15PCS Warm Tips: Dimensions are measured manually, please allow slight errors. Color may vary slightly from the online image due to your monitor color settings, please refer to the actual product, thank you for your understanding.