Stanley Contractor-Grade Aluminum Rafter Square - 45-011

Contractor-grade aluminum rafter square is an easy-to-use measuring tool built to last. Markings conveniently include brace measures, octagon scale, board measures and rafter table. Built with extra-thick, aircraft grade aluminum; surface-treated to resist corrosion; black lacquered finish. Deep graduations and numbers filled with yellow paint for superior readability.