Rotating measuring ruler is a multifunction geometry tool that enables precise measurement and construction of angles up to 360 degrees, making it a valuable addition to any sewing tool set. Made of polypropylene, this sewing ruler features a long handle and a scaled rolling ruler for easy measuring and drawing. It is marked in both inches and centimeters for versatile use. Designed for a wide range of users, it is suitable for professional tailors, sewing enthusiasts, engineers, architects, students and teachers who require accurate angles and line measurements. Widely applicable for sewing, quilting, clothing pattern development, tailoring, home renovation, education, industrial manufacturing and craft projects. The rotating design adapts to different environments and tasks. Key benefits: - Precise 360-degree angle measurement and construction to reduce guesswork - Dual-unit markings (inches and centimeters) for global compatibility - Durable polypropylene with a long handle and scaled rolling edge for easy measurement and drawing - Lightweight and ergonomic, suitable for on-site and classroom use - Versatile for multiple disciplines and projects requiring accurate angles and lines Use scenarios: - Create and transfer sewing patterns with exact angles and straight lines - Draft architectural or engineering sketches with precise measurements - Perform clothing alterations or craft projects that need accurate angle guidance in sewing and quilting