RPI SHOP Nut - M5 X 10mm D-nut, Wood Insert Nut, Zinc Plated, Socket Hex Drive Head, Furniture Nut, Furniture Nut Cabinet Connecting Screw, Matric Thread, Pack of 10 Pcs  (Steel)

Wood Threaded Inserts are insert nuts that go into a predrilled hole in the wood and have internal threads. These wood insert nuts feature threaded designs, external protrusions bite into the wood, providing superior holding power and preventing the insert nuts from either turning or pulling out in all applications.