Stainless Steel Rotary Arm Protractor 15cm | 0–180° Ruler
Stainless Steel Rotary Arm Protractor 15cm | 0–180° Ruler
Stainless Steel Rotary Arm Protractor – 2-in-1 Ruler & Angle Gauge
Measure angles and lengths with confidence using this precision stainless steel rotary arm protractor. Combining a ruler and a 0–180° protractor in one compact tool, it's ideal for woodworking, drafting, metalworking, engineering projects, and everyday measuring tasks. The clearly engraved scale markings make readings quick and easy, even in low-light work environments.
Key Features
- Durable Stainless Steel Construction – Built to last through demanding workshop and professional use without bending or rusting.
- 0–180° Measurement Range – Full half-circle coverage for versatile angle measurement across a wide variety of tasks.
- Locking Nut Design – Secure the rotary arm at any angle for hands-free measurement, marking, or layout work.
- 2-in-1 Ruler & Protractor – Measures both length (0–15 cm / 0–5.91 in) and angle in a single tool, reducing clutter in your toolbox.
- Clear, Legible Scale – Crisp engraved markings ensure accurate, easy-to-read measurements every time.
- Compact & Lightweight – Weighs just 106g; easy to carry on the job or store in your toolkit.
Specifications
| Material | Stainless Steel |
| Color | Silver |
| Measurement Range | 0–180° / 0–15 cm (0–5.91 in) |
| Ruler Length | 150 mm (5.91 in) |
| Package Size | 280 × 155 × 83 mm (11.02 × 6.10 × 3.27 in) |
| Weight | 106 g |
| Country of Origin | Made in Mainland China |
What's in the Box
- 1 × Stainless Steel Rotary Arm Protractor Ruler
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Frequently Asked Questions
Q: What is the measurement range of this stainless steel protractor?
A: This rotary arm protractor covers a full 0–180° angle range and a ruler length of 0–15 cm (0–5.91 inches), making it suitable for a wide variety of measuring and layout tasks in woodworking, metalworking, drafting, and DIY projects.
Q: Can I lock the rotary arm in place during use?
A: Yes! The protractor features a built-in locking nut that lets you secure the rotary arm at any angle. This is especially handy when transferring measurements or marking angles repeatedly without needing to hold the arm steady by hand.
Q: Is this protractor suitable for professional workshop use?
A: Absolutely. The stainless steel construction ensures durability and resistance to rust and bending, making it a reliable choice for both professional tradespeople and hobbyists who need a precise, long-lasting measuring tool.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.