1 2 x 7 strong bolt 2 316 stainless steel

In woodworking, 3-inch self-drilling screws are ideal for large projects such as building furniture, decks, or pergolas. They can securely join thick wooden planks without splitting the wood. In construction, they are used for roofing, framing, and sheathing applications. Metal fabrication also greatly benefits from these screws, particularly in joining steel or aluminum sheets, as they can easily and secure the materials together.

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Self-drilling screws come in a variety of sizes and types, allowing you to choose the right screw for your specific project. Some screws feature a hex washer head for easy installation with a wrench or drill, while others have a flat or pan head for a flush finish. Additionally, self-drilling screws are available in different finishes, such as zinc-plated or stainless steel, to suit your aesthetic preferences and corrosion resistance needs.

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