Needle cartridge Size 7F, Color #10 0.3mm. Compatible with most standard cartridge grips and machines. Key benefits Broad compatibility: Fits most standard cartridge grips and rotary or coil cartridge machines, making it easy to integrate into existing setups. Precise size and configuration: 7F grouping with Color #10 at 0.3 mm delivers controlled ink deposit for fine detail and soft shading. Durable, smooth needles: Manufactured from 316 stainless steel. Each needle is inspected to ensure smooth edges and consistent tips that minimize tissue disruption and allow reliable penetration. Stable performance: Builtin stabilizer and membrane reduce needle wiggle and prevent sticking, so lines remain precise and consistent throughout a session. Better ink flow and control: Low profile housing and shaped internal channel promote steady ink delivery and support faster coloring with larger ink capacity. Leak protection: Integrated membrane reduces the risk of ink reaching the tube or machine, helping maintain cleaner operation and smoother procedures. Easy to use for all skill levels: Designed for beginners, apprentices, and experienced artists who need dependable cartridges for detailed work. Material and construction Needles: 316 stainless steel for sharpness, resilience, and consistent performance. Shell: Translucent plastic housing for improved visibility during work and ease of handling. Size: 7F grouping; tip diameter 0.3 mm, Color #10. Performance highlights Sharp and elastic needles allow quick, controlled piercing. Stable needle alignment reduces bounce and helps maintain straight, soft, and precise lines. Consistent manufacturing and quality checks ensure uniform cartridges for repeatable results. Typical applications Micro hairstrokes for eyebrow work, where fine, naturallooking lines are required. Lip lining and defined lip color work, including both delicate outlines and soft shading. Eyeliner and lash enhancement, for crisp, even lines along the lash line. What to expect in use Smooth visibility through the translucent housing helps monitor ink draw. Reliable ink flow and leak protection reduce interruptions. Suitable for detailed line work and controlled shading across a range of permanent makeup techniques.