[Multipurpose Use] - Threaded insert nuts are often used for the connection and fastening of wooden furniture combinations. They are widely used in cabinets, sofas, desks, dining tables, chairs and connecting boards, etc
[Durable Threaded Insert Nuts] - Carbon steel material, high hardness, with galvanized surface treatment to enhance durability and corrosion resistance
[Size & Package] - You will get 20 pieces of Threaded Screw-in Nuts in M4-0.7mm Internal Thread Size, 15mm / 0.59"Length, 6mm / 0.24" Applicable Drill Size, and 9mm / 0.35" Thread External Diameter
[Advantage] - The hexagonal head with flange has a positioning function when installed on the connection surface, and the internal and external threads are smooth and uniformly stressed, making the connection more stable
[Installation] - The installation hole should be smaller than the outer diameter of the nut thread. You need to drill a hole about 0.2-0.5mm smaller than the outer diameter of the nut. You can tighten it with a wrench or other tools. You can also apply wood glue on the outer thread of the nut to improve the tightening effect