The Woodworking Square Rule with 90 Degree Protractor provides precise angle measurement for woodworking and engineering projects. It features multiple angle designs for accuracy and versatility. Key benefits precision: designed to provide exact angles across common measurements. Aluminum construction: lightweight yet durable for longterm use. Easy identification: distinctive color helps you spot it quickly among tools. Professionalgrade: ideal for architects, engineers, and carpenters; a solid addition to any enthusiast toolkit. Reliable results: ensures precise angles when working on corners for construction, floor installation, and furniture making. What it is Material: aluminum for durability and longevity. Design: 90 Degree Protractor with multiple angle designs. Tool family: Woodworking Square Rule Purpose: measuring and marking right angles and miters to support precise layouts and joints. Use scenarios Building construction: measure and mark square corners for framing and cabinet installations. Laying floors: verify square corners and alignment when laying floor panels and transitions. Crafting furniture: set accurate angles for miter joints and component joinery.