Stanley 45-011 Premium Aluminum Rafter Square - 16" X 24"

FEATURES:
• Extra-thick aircraft-grade aluminum for durability.
• Embossed graduations and markings are painted yellow for easy readability.
• Graduations and markings on both sides of square makes measuring more efficient.
• Markings include: brace and board measures, octagon scale, and rafter table.
• Surface treated with a protective clear coating to resist corrosion and to extend the life.