Empire Heavy-Duty Drywall Square features a super heavy-duty 1/4 inch thick blade designed for durability and precision. The head can be adjusted to any angle, with clear markings at 30, 45, 60, and 75 degrees for versatile use. Its anodized aluminum finish ensures long-lasting protection and easy-to-read numbers and graduations for accurate measurements. This drywall square measures 48 inches in length and uses English measurement units with 1/16 inch graduations, making it i for professional and DIY drywall projects. The product comes packaged individually on a card for convenient handling and storage. Model Number: 419-48