- High-quality hardened steel for durability.
- Embossed graduations and markings for easy readability.
- Graduations and markings on both sides of square makes measuring more efficient.
- Provides helpful reference conversion tables including: lumber scale, decimal equivalent and metric conversion table, formula for squaring a foundation, 45°, 60°, and 30° angle markings, volume and area formulas, wood screw gauge table, nail sizes (commn and finish), and quantity per pound and depth scale.
- Surface treated with a protective clear coating to resist corrosion and to extend the life.