Xstamper N77 Rotary Custom Date Stamp, 1-3/16'' Impression Size, 3 Lines. Keep track of your paperwork with the turn of a dial with this customizable rotary six-year date stamp. Turn the outer dial to change the day and twist open the body to change the month and year. The handy ink base prevents leakage and is pre-inked. Stamp dispenses 50,000 impressions before it needs to be re-inked and has a 1-3/16 diameter inside the dial. Select any available ink color for the outer ring and copy/date.