High-quality material Self-tapping screws made from 410 stainless steel with a smooth surface for better corrosion resistance, high hardness, and stable performance. They work effectively on metal, wood, plastic, and other similar materials. Self-drilling tip for direct metal work The self-drilling tip lets you drill directly into metal surfaces without pre-drilling. They can be easily removed with a screwdriver or drill, saving time and improving work efficiency. Practical drive and head design The screw head features a Phillips drive with a notch design to reduce lateral slipping. Easy to install, they can be driven directly into wood or thin iron wall materials to achieve a secure connection and fixing. Multi-purpose and reliable Suitable for indoor and outdoor use on soft metals, thin stainless steel sheets, or softwood. Ideal for home repairs, office equipment, decoration, furniture, outdoor facilities, household appliances, DIY projects and crafts. Use scenarios - Mount thin metal panels or decorative trims on wooden or metal frames for furniture, sheds, or exterior fixtures, indoors or outdoors. - Assemble furniture or attach wood components to metal frames, or fix thin stainless steel sheets to existing structures. - General repairs, mounting appliances, decorating projects, or DIY crafts that require fast, secure fastening in soft metals or wood.