Irwin 1794465 IRWIN Aluminum Rafter Framing Square, 12-Inch (1794465)

1794465. Aluminum Rafter Square - 12" Length. Standard Features: 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: 12".