The 1/2-13 x 3-1/4 Hex Bolts from METALLICS WEST INC are available in a jar of 25, designed for heavy-duty applications. These bolts are made from zinc-plated steel, providing excellent strength and corrosion resistance, making them suitable for both indoor and outdoor use. The 1/2-13 thread size ensures compatibility with standard nuts and washers, while the 3-1/4 inch length is ideal for a variety of fastening needs. Perfect for construction, machinery, and automotive projects, these bolts meet industry standards for quality and performance, ensuring reliability in every application.