Features 1、Accurate Positioning: Measure angles easily and accurately with this versatile carpenter combination angles ruler, ensuring precise and efficient craftsmanship. 2、Aluminum Alloy Material: Made of sturdy and durable aluminum alloy for long lasting use, high strength, not easy to damage and crack. 3、Measurement Range: With a measurement range of approximately 40cm (15.75in), this ruler can handle a variety of carpentry projects. 4、Multiple Angles: This ruler allows you to measure 90 degree and 45 degree angles, perfect for precise cutting, marking and layout tasks. 5、Multifunctional Tool: Not only can this ruler measure angles, but it can also be used as a depth gauge, making it a versatile tool for any carpentry task. Specification Item Type: Adjustable Sliding Ruler Material: Aluminum Alloy Measurement Range: Approx. 40cm / 15.75in Package List 1 x Ruler