ALVIN 6" ACADEMIC PROPORTIONAL GEARHEAD DIVIDER AND DRAFTING COMPASS MODEL 660

Easy to Use - 6" inch Academic Fraction divider with self centering gearhead design with replaceable needle points. Ideal for Students - Perfectly useful for all levels, whether for geometry class, drafting, architectural design, construction, or engineering. Premium Quality - Made with a matte nickel finish , this German-made academic divider stays in place and will withstand stains and tarnishing. Ideal for long-lasting use. Conveniently Packaged - Comes in a hard, see-through plastic case for portability and easy storage and transport. Durable and Convenient - Metal construction means maximum durability and long-lasting performance, also features a self-centering gearhead design with replaceable needle points.