Compass Ruler - inches

thingiverse

A versatile 6-inch ruler that's perfect for everyday use! This handy tool allows users to draw precise circles of up to 5 and 5/8 inches in diameter. What sets it apart is its clever design, which employs two pencils to create smooth, continuous curves. This innovative approach ensures that the ruler can be easily used upside down without any risk of confusion, making it an excellent choice for anyone who needs to draw circles on a daily basis.