Make your mark almost anywhere with the new pre-inked industrial Stamps from Xstamper. Our proprietary ink forumlation is fast drying, permanent, weatherproof, and water-resistant when fully cured. Uniquely designed caps are engineered to keep ink from drying out, extending the functional life of these industrial stamps. These rubber stamps are ideal for marking any slick or hard to mark surface. They can be used as a: metal marker, glass marker, plastic marker, leather marker, gloss paper marker, etc. Number of impressions per stamp is between 7,000 and 10,000 before you need to reink.