Description

A wood screw is a metal fastener with a threaded shank and a head that's used to connect pieces of wood. Wood screws are used to join wood materials like MDF, chipboard, softwood, and hardwood. How wood screws work The head of the screw allows it to be turned, which advances the thread into the wood. The coarse threads grip the wood securely. The pointed tip of the screw penetrates the wood surface. The tapered head of the screw blends into the shank, allowing it to rest flush with the surface of the wood. Types of wood screws Shank Some wood screws have a shank that's partially threaded, while others have a fully threaded shank. Head Wood screws come in various head shapes, including Pozidriv and countersunk. Tip Some wood screws have tips that allow them to be used without pre-drilling a hole. When to use wood screws Wood screws are used to mount hinges on doors. Wood screws are used to connect pieces of wood together.