Types Of Wood Screws

If you understand why it is much easier to know what screw you should choose.

Types of wood screws. Rather than having typical heads with Phillips or similar drives they usually have hexagonal heads like bolts. These are common types of screws used in many woodworking projects and in construction and finish work. Decking screws are for decking but not for MDF.

Wood screws come in both interior and exterior styles the latter often galvanized or treated with zinc to resist rusting. The flange helps the screw to remain in its position taking the place of a washer for some projects. Their threads are much two three even four times thicker than those of regular screws and so they provide a lot of support.

Common wood screw diameters. Screws for chipboard usually have 2 threads the full length of the shank. These slotted screws are made from pure steel with a weather-proof coating of stainless steel or aluminum.

This ensures a robust gripping power of the material. Threads are sometimes indicated in threads per inch usually 24 or 32 tpi. However in the recent past there have been other types of screw heads that have been introduced.

Wood type screws are also normally used for securing into wall plugs. There are two types of screws that have hex heads one that has a hexagonal recession in the head and one that does not have any grooves or slots at all. Wood screws are great for holding wood but you should not use them for metal.

These drive types each use a different driver bit which can be driven by hand or a drill. This design allows you to use square or Phillips bit according to your. Sometimes wood screws come in coarse or fine threads.