The #4 Rotary Dater is a dater rubber stamp with an adjustable day dial (1-5-8" Diameter). In a single impression you can print the month and year, any custom message and adjust the dial to any day of the month. Simply turn the base to the correct day. #4 Rotary Dater is to be used on a rubber stamp pad. Handle has a special flexible rubber neck to insure a clear and sharp impression. Visible window dial shows the time at a glance. Dates are changed manually with the included date set and tweezers.