self drilling lag bolts

Washer head machine screws are characterized by their broad, flat heads that resemble a washer. This design provides a larger bearing surface than standard screws, which helps distribute the load more evenly across the material being fastened. The head’s geometry often includes a recessed area for a driver, facilitating easy installation and removal. Additionally, these screws are typically made from high-strength materials such as stainless steel, carbon steel, or alloy steel, ensuring durability and resistance to corrosion and wear.


...

The efficiency of steel shear studs lies in their design. Their compact size allows for a large number to be installed in a small area, maximizing load-bearing capacity. Moreover, they offer advantages such as ease of installation, cost-effectiveness, and the ability to resist both tension and compression loads. This versatility makes them ideal for various applications, including floor slabs, beams, and columns in buildings, bridges, and other infrastructure projects.

...

The chemical composition of an anchor fastener determines its strength, durability, and resistance to corrosion. Some of the common chemicals used in anchor fasteners include stainless steel, carbon steel, and zinc-plated steel. Stainless steel anchor fasteners are known for their high strength and corrosion resistance, making them ideal for outdoor applications or in environments with high moisture levels. Carbon steel anchor fasteners are also popular due to their strength and ductility, making them suitable for heavy-duty applications.

...

Hex socket head wood screws are a type of screw that features a hexagonal socket drive head. This design allows the screw to be driven by an Allen wrench, commonly known as a hex key. The head is often broader than that of traditional screws, providing a larger surface area that distributes pressure evenly when tightened and prevents the screw from being pulled into the wood. The threads on a hex socket head wood screw are specifically designed for optimal grip in wooden materials, ensuring a secure fit.


...