30pcs M6x40mm Stainless Steel Screws, 1 Piece of Screw Wrench,Hex Head with Black Oxide Coating for Furniture, Machinery & Outdoor Use

• Durable Construction: Made from 304 stainless steel with black oxide coating, these stainless steel screws resist corrosion even in humid or outdoor environments. No more rust issues from moisture exposure during installation or long-term use.
• Precise Torque Transmission: The flat hexagonal head with chamfered edges ensures uniform torque distribution, preventing slippage or damage to the screw head. Ideal for high-torque applications like machinery assembly or furniture repair.
• Versatile Application: Suitable for household appliances, industrial equipment, woodworking, and construction projects. The 40mm length and 6mm thread diameter provide secure fastening for diverse materials and scenarios.
• Safe & Practical Packaging: Transparent, child-safe packaging doubles as storage, keeping screws organized and protected. Includes a 4mm hex key for immediate use, eliminating the need for additional tools.
• Eco-Friendly Design: Long-lasting and reusable, these screws reduce waste compared to disposable alternatives. The non-electroplated black oxide finish avoids harmful chemicals, aligning with sustainable practices.

30pcs M6x40mm Stainless Steel Screws with flat hexagonal heads are crafted from 304 stainless steel and feature a black oxide coating for enhanced corrosion resistance. These hex screws are designed for durability and precision, making them ideal for furniture assembly, machinery, and outdoor projects. 1. Corrosion-Resistant Coating: The black oxide treatment prevents rust and oxidation, ensuring reliability in wet or high-humidity environments. 2. Smooth Surface & Full Thread: The full-thread design and polished surface reduce friction during installation, minimizing wear on tools and materials. 3. High-Strength Performance: Engineered to withstand high torque and heavy loads, these bolts remain stable under stress, avoiding deformation or stripping. 4. User-Friendly Packaging: Transparent, durable packaging includes a 4mm hex key for convenience. The compact design keeps screws safe from loss or damage. Product Parameters: Material: 304 stainless steel (black oxide finish) Size: M6x40mm (thread diameter: 6mm, length: 40mm, thread pitch: 1mm) Head Type: Flat hexagon with chamfered edges (head diameter: 12.6mm) Quantity: 30 pieces Packaging: Transparent, child-safe container with built-in storage