Commonly used for fine lines and details work. The grouping is close together(tight) and in a round configuration for tight lines and details work. Our pre-made tight round liner tattoo needles are made using 316L stainless steel, on the bar, pre-sterilized with EO Gas, individually blister-packaged and ready to use. Each tattoo needles is stamped with a sterilization expiration date. We have #10 and #12 round liner needles. We offer the following sizes: 1RL, 3RL, 4RL, 5RL, 7RL, 8RL, 9RL, 11RL, 13RL, 14RL, 15RL and 18RL.