Ideal for both professional and DIY enthusiasts, this stair layout tool simplifies complex measurements and layouts. Its user-friendly design ensures ease of use, even for beginners. The tool's precision and reliability make it great for creating accurate stair treads, rafters, and other woodworking projects, ensuring a fine finish every time. Features -Color:Assorted Color -Material:Aluminum Alloy -Size: 6.40X4.70X2.00cm/2.52X1.85X0.79in -Speedy and effective: the framing square attachment jigs enable swift measurement and marking of right angles, improving efficiency. -Adaptable design: great for various woodworking rafter framing applications, addressing different project demands. -Precision marking: these jigs come with accurate scales and markings, providing reliable measurement results. -Sturdy construction: crafted from sturdy aluminum alloy, offering durability and performance. -Ease of use: simple operation allows even novices to use the jigs with ease Package list: 1 set x right-angle ruler auxiliary clips