M4x40mm Stainless Steel Self-Tapping Flat Head Wood Screws, Fully Threaded, 50 Pieces

304 Stainless Steel: These wood screws are made of 304 stainless steel with smooth edges, high hardness, strength, and durability; they are not easy to break or bend. Anti-corrosion: These stainless steel screws have strong resistance to corrosion and oxidation; they do not rust easily and can be used in humid environments. Ease of Use: These wood screws have sharp points, high hardness and durability, and are not easy to break or bend. Pre-drilling holes is not required for use in plastics, wood, and soft metals without pre-drilled mounting holes. Concealment: The flat, thin head design sits almost flush with the wood surface after installation, reducing protrusions. This is suitable for applications where aesthetics or scratch-free installation are desired. Product Parameters: Size: 4 x 40 mm; Quantity: 50 pieces; Material: 304 stainless steel. We offer a wide range of screws to meet various fastening needs. Product Name: Wood Screw Material: 304 Stainless Steel Size: M3 / M4 / M5 Drive System: Torx Head Style: Flat Head Color: Silver Quantity: 50 pieces Suitable for wood, plastic, soft metal, DIY projects, furniture, etc. Generally made of 304 stainless steel, rust-resistant and corrosion-resistant, suitable for humid environments. The screws sit almost flush with the surface after installation, reducing imperfections. They are suitable for scenarios where aesthetics are important or where scratches need to be avoided. Flat head screws have a larger contact area and can withstand higher torque than Phillips or flat head screws. The thinner head allows for assembly of parts with space constraints (e.g., thin wooden boards, precision models) without obstructing the material. Suitable for soft metal, plastic, wood, DIY projects, furniture, etc. Product features