Versatility for woodworking and metalwork: The 30 cm combination square allows you to make precise measurements for wooden pieces, while also being suitable for metalwork. Accurate 45-degree angle marking: The woodworking ruler makes it easy to accurately mark 45-degree angles, ensuring perfect joints and precise cuts. Stability check with the level indicator: The combination square's built-in level indicator allows you to quickly check the stability of pieces, ensuring precise and professional results.