Irwin 1794464 IRWIN Aluminum Rafter Framing Square, 7-Inch (1794464)

1794464 Aluminum Rafter Square - 7" Length. Used for marking angles for cutting rafters and for scribing lines, and also used as a protractor and saw guide. Durable rust- proof aluminum body. Permanent deep markings. Can be used as a protractor, saw guide, and tri & mitre square. Length: 7".