- Thread Specifications : 1/2-13 thread size with a thread pitch of 13 TPI. Thread part length measures 4-1/2 inches, ensuring compatibility with a range of applications. - Thread Type : UNC coarse thread with full coverage, designed for enhanced grip and reliability in various fastening situations. - Drive Feature : Allen hex drive measuring 3/4 inches allows for efficient installation and removal, making your projects quicker and easier. - Package Contents : Each package includes 5 sets, with each set containing a bolt, hex nuts, flat washer, and lock washer. Note that the included flat washers feature a large outside diameter of approximately 1.38 inches (35mm), providing greater surface area for load distribution. - Durable Performance : The robust structure of these hex bolts makes them ideal for a variety of applications, both residential and commercial. Use them for securing furniture, mounting TVs, or in engineering and DIY projects. - Versatile Applications : Perfect for heavy-duty furniture assembly, ensuring stability and safety. They are also suitable for securing television wall mounts, making them essential for home entertainment setups. In DIY projects, these versatile bolts simplify construction and create durable connections. Choose this hex bolt set for reliable performance and unmatched convenience in your next project.