Fouer Prong Furniture T Nut Inserts For Wood Zinc Plated M3\/M4\/M5\/M6\/M8\/M12 Specifications:Color: SilverSize:M8x10mm M6x9mm M5x8mm M4x8mm M3x6mm M12x15mm M10x11mm Features:Standard metric coarse threads.Zinc plated prevent rust and durable in use.High wear resistance of product surface.The design of serration can extend the surface between the nut and work piece、non-slip and easy to lock.These nuts are used to provide a threaded socket in wood.Simply tap the nuts into a suitably sized hole and the prongs will hold them in right position.Package Included:10 x Nuts