TurboGold Yellow zinc-plated Carbon steel Wood Screw (Dia)6mm (L)120mm, Pack of 50. This quality single thread multipurpose screw is durable and shaped to drive fast. It is suitable for screwdrivers, combi drills and impact drivers.. This pack of Prodrive drive recess countersunk flat head wood screws are constructed from a durable case and are through hardened. They are 120mm in length and come partially threaded on longer screws. They have coarse thread and come wax coated for lubrication. They\'re ideal for a range of DIY applications. Woodscrews by TurboGold.