The Rockler Perfect Miter Setup Blocks are precision jig blocks designed for use with table saws. Made from a combination of wood, aluminum, and plastic, these blocks are suitable for cutting tasks and provide a reliable setup for achieving accurate miter cuts. The blocks come in a variety of colors including blue, beige, and clear, making them easy to locate and use during your woodworking projects. With the Rockler brand known for its quality tools, these miter setup blocks are a must-have accessory for any workshop.