High-concerned chemical: None - Ensuring a safe and environmentally friendly tool, this corner ruler is free from harmful chemicals, making it ideal for use in various woodworking projects without any health risks. : Woodworking - Perfectly designed for woodworking enthusiasts, this tool aids in achieving precise angles and corners, enhancing the quality and efficiency of your woodcrafts., Weight: 0.3086471668 pounds, Manufacturer: Awwertse