Hillman assortment kits are perfect for a variety of home and commercial applications. This kit contains assortment of tapping, wood, and machine screws along with flat washers, hex nuts, plastic anchors, and insert bits. Tapping screws are highly versatile and are used to attach metal, wood, fiberglass, and plastic. Wood screws have a smooth shank that allows the screw to pull two pieces of wood together for a tight joint, while preventing the wood from splitting. Machine screws are used with nuts, or screwed directly into a threaded receptacle to fasten various components together in machines, tools, etc. Enjoy the diversity of this kit, as it helps to fulfill all of your fastening needs. Kit contains - 2-3/4 in.