General description The CCYKXA T-Type Ruler is a versatile carpentry tool designed for precise measurements and markings in woodworking projects. Made from high-quality aluminum alloy, this ruler is both wear-resistant and rust-proof, ensuring durability and a long service life. Its T-shaped design allows for easy horizontal and vertical line drawing, making it an essential tool for any woodworking enthusiast. Technical specifications Material: Aluminum alloy Vertical line distance: 5-159mm Compatible refill size: 0.5-1mm Usage Each hole on the ruler represents 1mm for accurate measurements. To use, find the corresponding hole for your desired measurement, insert the refill, and move the ruler to draw the line. Ideal for drawing, grooving, positioning, splicing, and inlaying on wood.