The designation M20 refers to a metric bolt that has a nominal diameter of 20 millimeters. The M indicates that the bolt has a metric thread. M20 bolts are commonly made from high-strength steel, which allows them to withstand substantial loads and provide reliable anchoring capabilities.

One of the key benefits of galvanized expansion anchor bolts is their ability to expand and grip tightly to the base material when installed. This expansion mechanism creates a strong connection between the bolt and the surface, providing a secure hold that can withstand heavy loads and vibrations. This makes galvanized expansion anchor bolts ideal for applications where safety and stability are crucial, such as securing structural elements or heavy machinery.

In the realm of hardware and fasteners, hex head screws with rubber washers stand out as an essential component in a variety of applications. Their unique design and functional capabilities make them ideal for both industrial and home projects, providing effective solutions that enhance durability and prevent leaks. This article explores the design, benefits, and various applications of hex head screws with rubber washers.