Basic Bow Compass - 6" pencil compass/divider designed with a fiberglass ringhead and pivot design for smooth, firm adjustment. Accurate center wheel adjusts quickly and easily for circles up to 10". Built-in spindle stop prevents overextension. Supplied with extra lead, needle point and T-bolt. Matte nickel finish resists stains and tarnishing. Split leg design that accepts interchangeable pen, pencil and divider parts. Slip handle for spare ruling pen. Extra lead, needle point and bolt. Equipped with beam bar extension for circles up to 20" in diameter
Bow Compass - 6" pencil compass/divider. Fast center wheel adjustment. Capped spindle prevents over-extension. High-tech design of matte silver upper legs, black fiberglass lower legs. For circles 1/8" to 9.5"
Student Compass - This 5.5" compass is constructed of durable, lightweight plastic with fiberglass reinforcement to resist bending. Quick release pencil holder holds all standard pencil sizes. Hand adjustable 6" measuring arc has easy to read .5" graduations. Blunt safety point makes it ideal for students. Comes with pencil.