Tattoo Needle Cartridges allow the tattoo artists to easily switch needle sizes without having to switch tattoo machines. This item comes with a Multi pack of Different Sizes of Cartridges. Each Needle cartridge is individually sealed in sterile packaging. Cartridges Stabilizer can provides more safety, more precise and more stable for you PMU working. This will fit for Charmant Permanent Tattoo Machine. Needle type is diversification, easy to achieve a multi-purpose.