Features: Achieve accurate drilling with this 2 in 1 Drilling Positioning Ruler, perfect for woodworking projects. Crafted from materials that ensures reliability and long term use, this ruler is built to last. Suitable for woodworking enthusiasts, architects, designers, and students who require precise measurements and drawings. Utilize this versatile ruler in various scenarios such as home renovations, woodworking projects, architectural designs, and educational institutions. Improve accuracy and efficiency in your woodworking tasks with this multifunctional tool. Specifications: Material:Aluminium Alloy Type:400mm/15.75'',600mm/23.62'',Drilling Positioning Module (optional) Package Includes: 1Piece Drilling Positioning Ruler note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.