Adjustable Angle Protractor Ruler

Stainless Steel Adjustable Protractor — 2-in-1 Ruler & Angle Measuring Tool     Durable Stainless Steel Construction Made of high-quality stainless steel with a polished surface, this protractor offers clear engraved markings that are easy to read and built to last. It resists wear, bending, and rust, making it ideal for long-term use in workshops, classrooms, and studios.     Adjustable Swing Arm with Locking Knurled Nut The movable arm allows quick and precise angle measurement. Secure your desired angle instantly with the knurled thumb nut—perfect for marking, transferring angles, and setting bevels with confidence and accuracy.     2-in-1 Ruler & Protractor Design Featuring both a fixed ruler and a movable ruler, this tool lets you measure length while also identifying angles. The semicircular protractor reads from 0–180 degrees from left to right and right to left, ensuring versatility for any project.     Easy, Accurate, and Multi-Purpose With its smooth swing arm and secure locking system, angle identification becomes quick and effortless. Ideal for setting bevels, drawing radial lines, marking angles, and completing woodworking, drafting, and geometry tasks.   Wide Application for Professionals & Students The round-head protractor is suitable for engineering, architectural design, carpentry, student drawing, angle measurement, and length measuring. A reliable tool for students, craftsmen, architects, designers, and DIY hobbyists.     Specifications Material Stainless steel Angle Range 0–180° (dual-direction) Design Fixed ruler + movable ruler Locking Mechanism Knurled thumb nut Applications Carpentry, drafting, engineering, geometry, architecture FAQ 1. Is the protractor durable? Yes, the stainless-steel construction is highly durable and resistant to damage. 2. Can it lock the angle in place? Absolutely — the knurled nut locks the desired angle securely. 3. Can it measure both angles and lengths? Yes, the 2-in-1 design includes both fixed and movable rulers. 4. Is this suitable for students? Yes, it is easy to read and perfect for geometry and drafting classes. 5. Does it measure angles in both directions? Yes, it reads 0–180° from left to right and right to left.