Feature 1: SANITATION Disposable independent packaging ensures safe and sanitary use. Hygiene is guaranteed with no risk of contamination. Feature 2: PRECISE ASSEMBLY Standardized assembly production line ensures accurate construction for each unit, effectively minimizing errors. Feature 3: ASSORTED SIZES Includes 5 different models: 1203RL, 1205RL, 1205RM, and 1207RM, with 5 pieces of each for a total of 20 cartridge needles. Each unit is precisely assembled. Feature 4: EXCELLENT MATERIALS Needles made of stainless steel for high hardness and smooth performance. Shell constructed from translucent polycarbonate (PC) material for durability and visibility. Feature 5: APPLICATION RANGE Designed for versatility across various tattooing techniques, meeting diverse application needs with reliable performance. Item Type: Cartridge Needle Material: Stainless Steel, Polycarbonate (PC) Models Included: 1203RL, 1205RL, 1205RM, 1207RM (5 pieces each) Compatible With: Cartridge pen and cartridge handle machines Sterilization Method: Ethylene Oxide Reusability: Disposable Shelf Life: 5 years Package List: 20 x Cartridge Needles