XACTneedle Cartridge – Classic Tight Round Liner #12 Backed by over 25 years of medical-device manufacturing expertise, the XACTneedle Classic Tight Round Liner #12 is built for artists who demand reliable, versatile linework with the perfect balance between precision and flow. Crafted from precision-ground Japanese surgical steel, XACTneedle ensures crisp, clean lines with consistent ink flow on every stroke. WE KNOW NEEDLES. With decades of medical-device manufacturing behind us, we build only the best for artists who refuse to compromise. Features: Box of 20 cartridges #12 (≈0.35 mm) "Standard" diameter Classic #12 grouping for balanced linework—versatile across styles Precision-ground Japanese surgical steel for crisp, consistent lines Individually blister packaged and EO gas sterilized for safety Compatible with all popular machines When precision matters most, there is no substitute—XACTneedle is the next evolution in tattoo cartridges.