EXCELLENT QUALITY: These insert nuts are made of high-quality, zinc-plated carbon steel, which ensures strength and offers good corrosion resistance in many environments. EASY TO USE: These are versatile threaded insert nuts that you can use easily. FEATURES: Insert nuts have an advantage over barrel nuts and T-nuts because they can be installed from one side of the workpiece. NOTE: The pre-drilled hole must be as deep as the length of the insert nut and any portion of the bolt that can be threaded into the workpiece beyond the end of the nut. Description: A insert nut provides a threaded socket for a piece of wood, similar to a bolt anchor. Wall. These insert nuts are inserted into a pre-drilled hole with a screw. The outer projections engage the wood, preventing the nut from rotating or slipping out. Features: These insert nuts are made of high-quality, galvanized carbon steel for durability and rust protection. These insert nuts have an external thread and a hexagon socket. They