Compass for Geometry, 20 inch Compass for Woodworking, Precision Woodworking Compass with Wing Divider and Pencil Holder, Large Compass for Geometry, Drafting, Drawing Compass (20inch)

【Metal Materials】Woodworking Compass crafted from high quality steely, easy to clean, durable, rust-proof and scratch-proof. 【Sturdy & Stable】The tip of the professional compass has high strength, is not easily deformed. Finely ground point doesn't slip accidentally, accurate measurement. With adjustment knob switch, you can control the grip length of the pen. 【Lockable Wing Design】Adjust different circles according to your need. Simply loosen the lockable wing and tighten it. The circles can be adjusted up to 30” in diameter. 【Portable Size】The math compass stand is detachable and easy to install without tools. Small and light, easy to carry, easy to work. 【Multi-purpose Compass】This metal compass stand great for doing large carpentry work, scribe, drafting, drawing circles, metal work, and leather work.