300 Pcs Self Tapping Screws Metal, M3 M4 Black Cross Wood Screws Assortment, Wafer Head Flat Head Self Drilling Screw for Sheet Metal Plastic Wood Machine Screw Fasteners

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  • High-strength carbon steel self tapping screws are made of high-quality carbon steel with black oxidation treatment on the surface. High hardness and anti-rust performance ensure long-term use without rust and deformation.
  • Self tapping screws Metal black screws assortment can be screwed directly into the material without pre-drilling. This saves time and tools, especially suitable for quick assembly and DIY projects.
  • Large flat head washer design self tapping screws for metalwork with large flat head washer design are easy to install and provide high fastening force while maintaining flatness and beauty.
  • Wide range of applications Suitable for wood, automobiles, electrical appliances, furniture, mechanical installation and maintenance, home, electronics, mechanical engineering and other fields.
  • Package includes A total of 300 pieces, including 10 different sizes of M3 and M4 screws for fixing materials of different thicknesses. Suitable for furniture assembly, woodworking, decoration projects, etc.

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