Double Wheel Date Calculator , Large

date locator; is a 2 wheel calculator used to project dates. Stock design with client's imprint on the front smaller wheel. Set weeks arrow on present date, read clockwise to number of weeks desired to determine date. Imprint & data in the same color for 1 color price. Advertisers are architects, engineers, manufacturers & more! Top, smaller wheel is 4-1/2" diam & is eyeletted to the 6" diam larger wheel. Complies with Prop 65. 6" Diameter x 0.02" Thick