{"product_id":"hawink-tattoo-cartridge-needles-50pc-mixed-round-liners-3rl-12rl-sterile-eo-anti-backflow","title":"HAWINK Tattoo Cartridge Needles 50Pc Mixed Round Liners 3RL–12RL, Sterile EO, Anti-Backflow","description":"\u003cp\u003e\u003cstrong\u003eThese HAWINK tattoo cartridge needles are a sterilized 50-piece mixed kit of standard round liners (3RL, 5RL, 7RL, 9RL, 11RL, 12RL) designed for clean, consistent line work and smooth ink flow.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you need a reliable set of cartridge needles for outlining and detailed line work, this HAWINK EN05S-50KIT-E pack gives you a range of round liners in one box. Each cartridge is individually EO gas sterilized, built with a 316L stainless steel tip and a medical-grade body, and includes design features intended to reduce ink backflow and make needle action visible. The kit is compatible with most rotary and coil tattoo machines and suited for artists who want a ready supply of commonly used liner sizes.\u003c\/p\u003e\n\n\u003ch3\u003eWhat makes HAWINK cartridges reliable for line work?\u003c\/h3\u003e\n\u003cp\u003eThese cartridges combine medical-grade materials and practical features to support steady, predictable performance. The stainless steel tips and precision assembly aim to minimize wobble and maintain consistent needle grouping during long sessions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e316L stainless steel needle tips for durable edges and corrosion resistance\u003c\/li\u003e\n  \u003cli\u003eHigh-quality silicone to preserve needle elasticity and reduce vibration\u003c\/li\u003e\n  \u003cli\u003eSemi-transparent, bevel-tip housing so you can see needle strike and ink flow\u003c\/li\u003e\n  \u003cli\u003eIndividually EO gas sterilized for single-use hygiene\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do these cartridges prevent ink leakage and contamination?\u003c\/h3\u003e\n\u003cp\u003eEach cartridge features an internal membrane and a thoughtfully shaped housing to limit ink backflow into tubes or machines. That barrier plus individual sterile packaging reduces cross-contamination risk and keeps your equipment cleaner between changes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMembrane barrier blocks ink from entering grips and machines\u003c\/li\u003e\n  \u003cli\u003eIndividually sealed packaging maintains sterility until use\u003c\/li\u003e\n  \u003cli\u003eMedical-grade plastics resist degradation and maintain a secure fit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these cartridges fit my machine or grip?\u003c\/h3\u003e\n\u003cp\u003eThe HAWINK EN05S cartridges are designed for broad compatibility with standard cartridge-style grips and most rotary and coil machines. They follow common cartridge dimensions so they seat firmly and allow quick swaps during sessions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with popular cartridge grips and adapter systems\u003c\/li\u003e\n  \u003cli\u003eWorks with most rotary and coil tattoo machines that accept cartridges\u003c\/li\u003e\n  \u003cli\u003eSecure snap-fit connection for fast changes and stable performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich liner sizes are included and when should I use each?\u003c\/h3\u003e\n\u003cp\u003eThis 50-piece mixed kit covers a practical range of round liner (RL) sizes for outlining, fine detail, and thicker lines. The assortment lets you pick the right grouping for line thickness, texture, and finishing touches without having to buy single-size packs.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e3RL–5RL: fine outlines and crisp detail work\u003c\/li\u003e\n  \u003cli\u003e7RL–9RL: medium lines and textured shading\u003c\/li\u003e\n  \u003cli\u003e11RL–12RL: bolder outlines and filling thicker strokes\u003c\/li\u003e\n  \u003cli\u003eMultiple cartridges of each size reduce interruptions during sessions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This HAWINK 50-piece mixed round liner kit is aimed at professional and apprentice tattoo artists who want a versatile, ready-to-use selection of sterile cartridges. It’s useful for studios that need dependable liners across a range of projects, mobile artists who value compact sterile supplies, and anyone transitioning to cartridge systems seeking consistent fit and visible needle action.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are HAWINK cartridges pre-sterilized?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — each cartridge is individually EO gas sterilized and packaged for single use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these cartridges fit my rotary tattoo machine?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They are designed to be compatible with most rotary and coil machines that accept cartridge-style needles.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"HAWINK","offers":[{"title":"Default Title","offer_id":67551170166954,"sku":"B0811CNVG1","price":69.43,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/8989\/6874\/files\/hawink-front-packaging.jpg?v=1790852265","url":"https:\/\/opulora.ca\/products\/hawink-tattoo-cartridge-needles-50pc-mixed-round-liners-3rl-12rl-sterile-eo-anti-backflow","provider":"OPULORA","version":"1.0","type":"link"}