Alvin 129B Basic-Bow Combination Compass Set *DISCONTINUED*

The Alvin Basic-Bow Combination Compass Set is a complete set that provides solutions to most drafting and drawing needs. It comes with a six-inch basic-bow combination compass with fiberglass ring head and a 4.25-inch bow compass. Both compasses have center wheel design that allows accurate and quick adjustment of circle diameter. They also have interchangeable pen, pencil, and divider parts.

This compass set features a six-inch friction divider with self-centering gearhead design and replaceable needle points. To accommodate a wider range of circle sizes, it includes a six-inch beam bar extension and slide coupling. Extra lead, needle point, and T-bolt are also provided for maximum functionality. Durable and stain-resistant, the Alvin Basic-Bow Combination Compass Set guarantees many years of excellent service.

• Includes two compasses, 6” and 4.25”
• Interchangeable pen, pencil, and divider parts
• With 6-inch beam bar extension and slide coupling
• Comes with 6-inch friction divider with self-centering gearhead design
• Extra lead, T-bolt, and needle point included

• Alvin Basic-Bow Combination Compass Set

Includes: 

• 6" Basic-Bow Compass
• 4.25" Bow Compass
• 6" Friction Divider
• 6" Beam Bar Extension
• 2 Ruling Pens
• Replacement Lead, Needle Point, and T-Bolt