W 40 x D27�~H62mm roller roller easy, hide the personal information with a roller stamp and a letter opener was one thing, personal information protection for roller stamp. From the letter read to smart safe disposal! �Ÿ stamp width: 15 mm �Ÿ roller stamp �Ÿ ink endurance: approx. 25 m (1 cartridge per) �Ÿ ink: oil-based pigment �Ÿ consider cannot be imprinted paper: ink, not opening �Ÿ ordinary envelopes: paper thickness 0. such envelopes larger than 1 mm replacement ink cartridges: SA-C151