A wood biscuit is one of the most essential tools for excellent woodworking. These football shaped pieces of wood are called wood biscuits. The purpose of these wood biscuits is to join two pieces of wood together. The # 10 Standard Wood Biscuit can be used in edge to edge joints, like in most table designs. Also, they are used anytime there is a miter joint. For example, when you are making picture frames. These wood biscuits will surely bring strength and durability to any of your woodworking projects.