Two-arm stainless steel angle protractor with integrated ruler. The fixed ruler arm and the movable arm enable precise angle transfer, while the rotating protractor provides quick angle readings. Made of stainless steel for durability and accuracy. Key attributes - Material: stainless steel - Function: angle measurement, length measurement, angle transfer - Design: two-arm with a fixed ruler and a movable arm; rotating angle measure protractor - Convenience: combines ruler and protractor in one tool Who it's for - Suitable for students, craftsmen, architects, and designers - Ideal for woodworking, engineering, carpentry, and architectural design Size - Dimensions vary by model; please refer to the product listing for exact measurements Use scenarios - Woodworking: set and transfer miter angles for precise cuts - Architecture/engineering: verify angles on plans and transfer to real components or on site - Carpentry and DIY: check angles and lengths during layout and assembly