5/16-18 Grade 8 Hex Cap Screw – Coarse Thread

The 5/16-18 Grade 8 Hex Cap Screw features a coarse thread design, ensuring strong and reliable fastening for a variety of heavy-duty applications. Manufactured to Grade 8 standards, this hex cap screw offers high tensile strength and durability, making it ideal for use in demanding industrial environments. Its 5/16-18 thread size is commonly used in machinery, automotive, and construction projects where secure and precise fastening is critical.

This product is part of the MR Assortments family, providing a versatile solution for professionals and DIY enthusiasts alike. Whether you need to assemble equipment, repair machinery, or complete structural installations, this Grade 8 hex cap screw delivers consistent performance and long-lasting reliability. Its coarse threading allows for easier installation and better resistance to loosening under vibration, making it a trusted choice across various industries.