General description The CSPARKV Black Hex Socket Flat Head Screws are a pack of 20 M6 x 16 mm hex socket head cap screws made from A2 V2A stainless steel. These screws are designed for durability and resistance to rust and corrosion, making them suitable for outdoor and damp environments. The unique oxidation blackening surface treatment enhances their scratch resistance and compatibility with black equipment. Technical specifications Size: 6 x 16 mm Quantity: 20 pcs Material: A2 V2A Stainless Steel Head Type: Flat Hexagon Unique design The screws feature a round outer edge on the head, a concave hexagonal shape in the middle, and a chamfered edge. This design minimizes the risk of scratching or damaging surrounding parts during assembly, preserving the finish and aesthetics of the components. High safety The hexagonal design allows for even torque transmission, effectively preventing slipping and loosening during use, especially in high-vibration or heavy-load environments. This