features include a rotating knob for quick angled locking, a high precise levels bubble for accurate leveling and alignment, anti slip markers to movement, and a compact 166x37x14mm lightweight design for durability and ease of use as a reliabled levels bubble ruler This multi functional aluminum alloy positioning ruler precise angled marking at 15°, 30°, 45°, 60°, and 90° with a rotating knob for easy ensuring accurate layouts for various projects as a versatile multi angled marking ruler and positioning ruler 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 environments Ideal for DIYer enthusiasts, woodworkers, engineers, and construction professional who require dependable and versatile measuring tools for everyday precise tasks, Manufacturer: Fcnjsao