Features 1、CORROSION RESISTANT ALUMINUM ALLOY: Woodworking hole ruler is made of aluminum alloy, the ruler surface is anodized, durable, rust resistant and corrosion resistant 2、360 DEGREE ROTATING: The woodworker marking ruler combined with the rotating gauge measures 0‑360 degrees, allowing you to draw accurate angles according to your needs 3、ACCURATE AND CLEAR: The scale has a clear and easy to read laser scale, bring fast and accurate measurement 4、LIGHTWEIGHT AND PORTABLE: The lightweight ruler body is ergonomically designed to reduce pressure on the elbow or wrist 5、EXCELLENT PERFORMANCE: Woodworking marking ruler is made with fine workmanship, possess compact appearance and stable performance, can make sure durability and stability Specification Item Type: Woodworking Hole Ruler Material: Aluminum alloy Size: Approx. 300mm / 11.81in Application: Used for woodworking tools Package List 1 x Woodworker Marking Ruler 1 x Rotating Gauge