- Self-measuring beam compass
- Draws circles or arcs with a 3-1/2" to 72" radius
- Locking tape retracts like a tape measure
- Also works as a straight-line marking gauge
- Made in the USA
This compact, self-measuring beam compass draws circles or arcs with a 3-1/2" to 72" radius. Set the tape at the desired radius, locate the center point and draw your arc or circle. The positive locking tape retracts into the compass body like a tape measure. It also works as a straight-line marking gauge. Includes compass centering pin, collett and pencil lead.