Description: Materia - Our cross-recessed self-tapping screws are made of carbon steel material, which has high hardness not easy to rust, or deform and corrosion resistance, high strength, and excellent wear resistance. Design - Cross-recessed large flat head full thread design, with a clear tip and self-tapping ability, our screws form their threads when screwed into the material, providing excellent holding power and reducing the risk of stripping Easy to Use - These self-tapping screws are easy to use, with a cross-recessed head that simplifies installation and can be fastened quickly and efficiently without pre-drilling Versatile application - These self-tapping screws are perfect for indoor and outdoor projects, and are good for wood, metal, and plastic applications, making them an essential addition to your toolbox