General description The 7-inch Carpenter's Square is a high-precision tool designed for carpenters, roofers, and engineers. Made from high-quality aluminum alloy, it features a matte surface treatment that prevents glare and enhances durability. This versatile triangle ruler is perfect for a variety of construction and renovation projects. Technical specifications Material: High-quality aluminum alloy Size: 7 inches Features: Engraved angle measuring scale, round holes of different sizes for drilling Usage Used as a protractor, miter gauge, line striper, saw guide, framing square, and ruler Ideal for drawing circles and marking on drawing boards Allows for quick and accurate marking of cutting lines on spars