The pilot v-razor point combines liquid ink technology with the fineliner pen to create a premium product. The durable plastic tip is designed to last without breaking and the pure liquid ink multiple channel irrigation system ensures that there is a constant flow of ink to the tip without leakage. Pilot also uses wear resistant polyacetal tips to provide some of the most dependable and long-lasting felt tip pens in the market. 0.8Mm tip gives a 0.4Mm extra fine line.