#4-40 x 3/8" Trilobe Thread Forming Screws for Metal/Phillips/Flat Head/Steel/Black Oxide (2000 pcs)

#4-40 x 3/8" Trilobe Thread Forming Screws for Metal / Phillips / Flat Head / Steel / Black Oxide These #4-40 x 3/8" Trilobe Thread Forming Screws are specifically designed for use with metal materials. Featuring a Phillips drive and a flat head, these screws offer convenience and ease of use during installation. Made from high-quality steel, these screws are durable and sturdy, ensuring a secure and long-lasting hold. The black oxide coating adds an extra layer of protection against corrosion and wear, making them suitable for both indoor and outdoor applications. The trilobe thread forming design of these screws allows for easy and efficient threading into metal, reducing the need for pre-tapping or creating pilot holes. This feature saves time and effort during installation, making these screws a perfect choice for various metalworking projects. With their precise dimensions of #4-40 x 3/8", these screws provide a reliable and snug fit, ensuring a tight connection between different metal components. Their flat head design allows for a flush finish, making them ideal for applications where a sleek and professional appearance is desired. Whether you are working on a DIY project or a professional metalworking task, these #4-40 x 3/8" Trilobe Thread Forming Screws are a dependable choice. Their superior quality, ease of use, and corrosion-resistant black oxide coating make them the perfect solution for all your metal fastening needs.

• Thread rolling screws for metals. self-tapping screw designed to create their own internal thread when driven into a hole. These screws have a unique thread design that allows them to cut and form threads as they are installed, which helps in securing them tightly into various materials like metal, plastic, or composites.
• FLAT PHILLIPS : HEADS TO ASME B18.6.3 DIMENSIONS
• Triangular Cross-Section: The threads have a triangular cross-section that helps in reducing the driving torque and increasing the holding strength.
• Thread Forming: Instead of removing material to create threads, these screws displace the material, which increases the strength of the connection.
• Applications: Commonly used in automotive, electronics, and machinery industries due to their ability to provide strong, reliable connections without the need for pre-threaded holes or additional fastening components.