With over 100 different needle configurations, the Killer Ink Precision needle cartridge range will have your requirements covered! Each cartridge goes through rigorous quality control checks to ensure they meet your standards every time! Every single needle is examined to make sure only the best make it through the selection process. The cartridges are fitted with a secure membrane, which ensures that no ink or blood can pass through in to the grip. A smooth contoured tip allows the needle to glide effortlessly through the cartridge; the tip is also completely transparent, providing you with maximum visibility enabling you to concentrate clearly on tattooing!