Bar Cart with Glass Door, 2-Side Shelves and Casters, Black B097120617Interlocking Mechanism: A crucial feature of ready to assemble wood furniture is an efficient and secure interlocking mechanism. This allows the pieces to fit together easily, reducing the need for tools and ensuring a stable and sturdy final product. The interlocking system should be intuitive and user friendly to make the assembly process as smooth as possible. Pre drilled Holes: Pre drilled holes in the wood pieces can significantly speed up the