The Alvin Quick Adjustment Compass is a functional and versatile drawing instrument ideal for creating circles with diameter of ½ inch up to 12 inches. Equipped with double break legs for parallel leg positioning, it it excellent for drawing large circles. It features a push-button mechanism that allows quick and accurate adjustments.
The Alvin Quick Adjustment Compass is made of cast zinc material making it durable and long-lasting. It comes with a fiberglass head for additional durability. It measures 6 ½ inches and comes with a replacement compass lead tube. Packed in a sturdy, transparent plastic case that provides protection and convenient storage, this compass is portable to accommodate all drawing and drafting applications anywhere at all times.