The 3/8UNFx1.1/4 Socket Countersunk Head Screw (GR-10.9) from Qualfast is designed to provide reliable fastening solutions for a variety of applications. Crafted with high-quality materials, these screws ensure durability and strength, making them ideal for both professional and DIY projects. The countersunk head design allows for a flush finish, enhancing the aesthetic appeal of your work while maintaining structural integrity. With their robust construction, these screws are perfect for use in demanding environments, ensuring long-lasting performance and peace of mind in your fastening needs. Features: Thread: UNF Length: 1-1/4in Thread Size: 3/8 Driving Features: Hexagon Socket Head Shape: Counter Head Surface Treatment: Plain Grade: 10.9 Material: Alloy Steel Applications: - Ideal for securing components in machinery and equipment where a flush finish is required. - Suitable for use in construction projects, providing strong fastening for structural elements.