Durable stainless steel construction ensures long-lasting performance and resistance to rust and corrosion Double-headed design allows for easy hand tightening and loosening, making them ideal for quick adjustments and repairs Perfect for a variety of applications including DIY projects, machinery assembly, and electronic equipment maintenance Includes 5 pieces for versatile use, providing ample fasteners for multiple projects or repairs featuring two wings on each side. These wings can be easily turned by hand without tools, enabling swift installation and removal.