The M6 x 40 Cup Square Coach Bolt, conforming to DIN603/555 standards, offers robust performance for construction and woodworking applications. Its square neck prevents rotation, ensuring a secure fit, while the dome head provides a neat finish. Crafted from high-quality materials, this bolt is designed for durability and reliability in various environments. Ideal for professionals seeking precision and strength, it seamlessly integrates into projects requiring dependable fastening solutions. Enhance your structural integrity with this essential hardware component.