Adjustable design The T square features a sliding head that can rotate to any desired angle, and the slider can be moved up and down to set the desired length of the ruler. Durable construction Made of durable aluminum alloy with clear scales. The wear-resistant print prevents fading and maintains measurement accuracy over prolonged use. Multifunctional carpenter's square Multi-functional angle design with clear scales and flat edges on both the ruler and the slider, allowing you to draw lines and marks without hesitation. Efficient and reliable An all-in-one tool that streamlines measuring and drilling tasks, making it a practical choice for DIY enthusiasts and professionals. Use scenarios - Mark precise joints for frames, cabinetry, and shelving with adjustable angle and length. - Layout lines on wood, metal, or plastic for accurate cuts. - Set drilling guides and align holes along a line with confidence.