Package: Packaged in a box with clear model identification, these screws are treated and the surface is free of any oil stains, making them easy to use and efficient in your work. Long-lasting and Durable:The black screws for wood are made of carbon steel, ensuring that these wood screws effectively prevent corrosion and avoid breaking in harsh environments, and can be used for outdoor/indoor carpentry. Use: widely used in thin pieces of furniture,thin pieces of plastic products,small appliances etc. Product features:Cross groove design, convenient and quick installation, stronger bearing capacity.Self-tapping screws with drill bits can directly drill into metal surfaces without pre-drilling,The thread is smooth, sharp and firm, with uniform stress and no slippage or deformation. Wide Application:Self Tapping Screws are widely used, suitable for fixing and connecting wood, thin metal, plastic and other materials, it is suitable for home, office and industrial applications. Colour:black Material:Carbon Steel Package Contents: 1set x Screw Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.