Fasteners are essential components used to join or secure objects together in various applications, ranging from construction and manufacturing to automotive and aerospace. They come in many forms, including bolts, nuts, screws, washers, and anchors, each designed for specific purposes. Bolts provide strong connections and are often used with nuts for added stability, while screws are typically self-tapping, allowing for direct insertion into materials. Nuts complement bolts and screws, ensuring secure fastening. Washers distribute load and prevent damage to surfaces, while anchors provide a secure hold in masonry and concrete. Fasteners can be made from materials such as steel, stainless steel, aluminum, or plastic, chosen based on strength, corrosion resistance, and application requirements. Overall, fasteners are crucial for ensuring structural integrity and reliability across various industries.