Pre-Inked Round Montana Notary Stamp (Short Handle) - Impression Dimensions: 1-9/16" Diameter. Made specifically to meet your state requirements. This laser engraved pre-inked stamp is strong and durable for years of use. Makes approximately 50,000 impressions before re-inking is needed. Use Xstamper Refill Ink only. Use of any other ink will void out the warranty.