Videos
The Stanley 45-910 Rafter/Roofing Square is an essential measuring tool for carpenters, builders, and DIY enthusiasts who need precision and accuracy on framing and roofing projects. This 24-inch steel square delivers reliable measurements for layout work, whether you're squaring a foundation, cutting rafter angles, or setting up framing. The comprehensive markings and durable construction make it a trusted companion for both professional contractors and dedicated homeowners tackling everything from deck building to roof design.
Constructed from high-tempered steel with a protective lacquered coating, this square resists corrosion and maintains its accuracy through years of job-site use. The deep and long-wearing 1/8-inch graduations on both the face and back are easy to read and reduce eye strain, while the extensive reference tables and formulas imprinted on both sides provide quick access to critical construction information without reaching for a separate reference guide.
Features and Benefits
- High-Tempered Steel Construction: Built for durability and reliable performance in demanding job conditions, indoors or outdoors.
- 1/8-Inch SAE Graduations: Deep, long-wearing markings on both face and back ensure precise and easy-to-read measurements.
- Corrosion-Resistant Finish: Protective lacquered coating keeps the square looking new and functioning accurately over time.
- Comprehensive Reference Tables: Includes lumber scale, decimal equivalent table, metric conversion, volume and area formulas, wood screw gauge table, and nail sizes.
- Multiple Angle Markings: Pre-marked angles for 45°, 60°, 30°, and 176° streamline common roofing and framing cuts.
- Foundation Squaring Formula: Imprinted on the square for quick reference on layout work.
Specifications
- Brand: Stanley
- Model: 45-910
- Size: 24 inches
- Material: High-tempered steel
- Graduations: 1/8 inch on face and back (SAE)
- Finish: Protective lacquered coating
- Markings: Lumber scale, decimal equivalent table, metric conversion table, angle markings (45°, 60°, 30°, 176°), volume and area formulas, wood screw gauge table, nail sizes, depth scale