Features: This multi functional aluminum alloy positioning ruler offer precise angled marking at 15°, 30°, 45°, 60°, and 90° with a rotating knob for easy adjustment, ensuring accurate layouts for various projects as a versatile multi angled marking ruler and positioning ruler. Key features include a rotating knob for quick angled locking, a high precise levels bubble for accurate leveling and alignment, anti slip markers to prevent movement, and a compact 166x37x14mm lightweight design for durability and ease of use as a reliabled levels bubble ruler. Ideal for DIYer enthusiasts, woodworkers, engineers, and construction professional who require dependable and versatile measuring tools for everyday precise tasks. Perfect for woodworking projects, construction site, home renovations, and any scenario demanding exact angled measurements and stable leveling with this essential angled ruler. Crafted from aluminum alloy, this ruler combines portability with robust functionality, making it a go to tool for on the go accuracy in diverse environments. Specifications: Size:Approx.166x37x14mm/6.53x1.45x0.55inch Styles:A/B/C Product Component: aluminum alloy Depth measurement, angled scribing, horizontal measurement, positioning Package Includes: 1pcs Multi angled Positioning Marking Ruler note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.