M METERXITY 30-Pack Threaded Inserts for Wood, 5/16-18x20mm Hex Drive Threaded Insert Nuts for Wood Furniture, with a Hex Wrench and Drill Bit [Silver Tone]

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[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 30 pieces of Threaded Screw-in Nuts with a Wrench in 5/16-18 Internal Thread Size, 20mm / 0.79" Length, 8mm / 0.31" Applicable Drill Size, and and 14mm / 0.55" 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 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