Wood biscuits are the ideal solution to creating strong accurate edge-to-edge, end-to-edge, and miter-to-miter joints. Drill slots using your biscuit joiner for the utmost in accuarcy, press in and glue/clamp for a perfect joint. The biscuit and glue moisture will swell to tighten the joint. Various sizes available but it's recommended to use the largest size one possible for your material.