- Premium Quality Materials : Crafted from high-grade rubber and aluminum with a copper coating, this circular glass cutter is both environmentally friendly and built for durability and stability, ensuring long-lasting performance. - Optimal Cutting Size : Designed for precision, this glass cutter can create circles with a maximum diameter of 40 cm (approximately 15.7 inches). The overall length is about 30 cm (11.8 inches), with a suction cup diameter of 5.5 cm (2.2 inches), making it suitable for various glass projects. - High Precision Cutting : Engineered for accuracy, this glass circle cutter is perfect for both hobbyists and professional glass artisans, allowing you to achieve precise round cuts effortlessly. - Adjustable Design : Featuring a round knob and a reliable suction cup that secures the center point, this tool ensures stable cutting while the cutting wheel creates perfect circles. The compass-style handle comes with clear scales, providing easy measurement and adjustments. - Versatile Applications : Ideal for a variety of uses such as crafting glass art, making stained glass windows, or preparing glass for home projects. The cutter is perfect for intricate designs and consistent results, making it a valuable addition to your toolkit. - User-Friendly Functionality : The straightforward design allows for intuitive use, whether you are a seasoned professional or a beginner. Achieve flawless results with minimal effort, enhancing your project efficiency. This circular glass cutter combines quality, precision, and ease of use, making it an essential tool for anyone working with glass.