The Empire Magnum Fat Boy 7 in. Rafter Square is built from solid extruded aluminum for exceptional resistance to bending, breakage, and corrosion. A thick safety edge makes it ideal for use as a saw guide, while stamped conversion tables let you quickly reference angles and measurements on the job.
Accurately measures distances and angles, making it a reliable choice for framing, roofing, and general carpentry. The heavy-duty aluminum construction ensures long-lasting performance even in demanding jobsite conditions.