High Accuracy and Clear Scale: This Level Ruler features a precise measuring scale, ensuring accurate measurements for your woodworking projects Non-deformable and Impact-resistant: Made of ABS, this Frame Level is durable and resistant to impact, providing reliable support for your picture frames Prevent Leakage and Anti-corrosion: The sturdy construction of this Picture Level prevents leakage and protects against corrosion, making it suitable for use in damp or humid environments Easy to Use and All-direction: With its horizontal , this Frame Hanging Level allows for easy and precise alignment of your picture frames in any direction Medical Grade and Factory Machinery: Engineered for medical and industrial use, this Level is designed to withstand rigorous applications in factories and medical facilities