Insert Nut, 20pcs Furniture Nut Hex Socket Drive Female Thread Nuts, Plated Carbon Steel For Wood (M8*15mm)

These plug-in nuts are made of high quantity galvanized carbon steel for durability and rust The screw nuts have an external thread and a hexagonal guide and are screwed with a hex wrench. Plug-in nuts are advantageous over T-nuts and nuts, as they can be installed on one side of the workpiece. Screw-in insert nuts are available in different sizes and with different sizes of screws that you can choose for your project. The pre-drilled hole must be as deep as the length of the insert nut plus any part of the bolt that can be screwed beyond the end of the nut in the workpiece.