Bishop Da Vinci V2 Cartridges #12 Round Shader Size:9 Envy Needles were crafted for

Envy Needles were crafted for every artist and every style

All Cheyenne Capillary Cartridges contain a patented Safety Membrane

All Kingpin Needles are crafted using a lab certified lead free silver bearing solder for maximum safety

and semi-transparent tip design for improved needle visibility and fluid ink flow

Bishop Da Vinci V2 Cartridges #12 Round Shader Size:9 Envy Needles were crafted forBishop Da Vinci V2 Cartridges, designed by Carlos Torres and Franco Vescovi, feature a medium tension safety membrane, unique vent hole that provides superior ink flow, and are compatible with all cartridge grip types and pen machine styles.