Professional tools: Woodworking angle set is an exquisite tool for measuring and drawing, featuring a 180 mm metric metal scale. Designed to meet industry standards for precision, it provides an accurate 90-degree angle and clear scale markings on both sides for added convenience. This dual-sided design includes angle indicators and measurement scales to support versatile use. Premium quality: Constructed from durable aluminum alloy, this 180 mm angle ruler features a solid build and a black stoving finish that resists oxidation and enhances longevity. Multifunctional square ruler: This woodworking square can be used as a protractor, saw guide, construction angle, mitre check, framing tool, and straightedge. It supports a range of tasks including angle measurement, saw blade alignment, guiding cuts, and marking layouts. Practical design: The square ruler simplifies measurement tasks, reducing the need for multiple tools. It includes precision-drilled holes of various sizes to assist in marking and drilling applications, making it a convenient and efficient tool for woodworking projects. Service guarantee: If the product arrives damaged or develops a defect preventing normal use within 30 days, support is available for resolution. Customer satisfaction is our priority.