Features: Suitable for determining and marking angles and making square cuts. Clear Scale: laser-scale, clear and wear-resistant. Material-made of stainless steel, anti-rust. The-handle is made-of aluminum-alloy. Surface-scale clear, abrasion resistant. Applicable to measurement, marking, equipment installation, woodworking home-builders DIY. Specifications: Material:Aluminum Alloy+Stainless Steel Size: As Picture Shown Type:120mm stainless steel /180MM stainless steel /175MM aluminum-alloy Note: .Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. .Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. Package includes: 1x Triangle Ruler