Ambition 7RL Disposable Tattoo Needle Cartridges — #12 Size, 20-Pack, 316 Stainless Low-Profile

Ambition Premium #12 7RL disposable cartridge needles are pre-sterilized 7 round liner tattoo cartridges designed for consistent liners, smooth ink flow, and compatibility with all standard cartridge machines and grips.

These Ambition cartridge needles pair a medical-grade 316 stainless steel needle assembly with a translucent, low-profile plastic housing to help artists see ink and skin during work. Each needle tip is inspected multiple times to ensure uniform diameter and reliable performance. Packaged in a protective blister and sold as a box of 20, these cartridges suit both studio professionals and tattooing beginners who need dependable round liners for detailed linework.

How precise are the Ambition #12 7RL cartridges for linework?

These 7 round liner (7RL) cartridges are built for controlled, consistent lines. The A-stage needle tips are quality-selected to reduce variance between needles, helping maintain even depth and sharp outlines.

• 7 tightly grouped round needles for crisp, consistent lines
• 316 medical stainless steel construction for rigidity and durability
• Triple-selection process to ensure uniform tip size across the pack
• Low-profile housing improves visibility when lining fine details

Will these cartridges work with my tattoo machine and grip?

Ambition cartridges are made to fit all standard cartridge systems and grips, so you can swap them into most modern rotary and coil cartridge machines without adapters. The design includes a membrane to help prevent ink backflow into the tube or machine.

• Compatible with standard cartridge grips and machines
• Membrane barrier reduces ink leakage and machine contamination
• Universal connection profile for easy plug-and-play use
• Translucent housing lets you monitor ink level and flow

What materials and safety features do these cartridges include?

Safety-focused materials and packaging support hygienic workflow. The needles use 316 medical stainless steel and are individually enclosed in a high-thickness blister shell to protect sterility until use.

• 316 medical stainless steel needles for corrosion resistance
• Individually packaged in protective blister shells to preserve sterility
• Translucent medical-grade plastic housing for contamination visibility
• Manufacturing checks ensure consistent needle geometry across each pack

How do these cartridges perform for different artist skill levels?

Ambition designed the #12 7RL cartridges to suit both experienced technicians and learners. Fast ink uptake and steady needle stability make them adaptable to a range of line styles, from fine detailing to bolder outlines.

• Fast coloring and strong ink flow speed up lining sessions
• Stable needle grouping reduces wobble and improves control
• Suitable for detailed micro-lines as well as standard outlining
• Box of 20 gives enough supply for multiple sessions or practice

Who is this for: The Ambition Premium #12 7RL pack is aimed at tattoo artists who need reliable round liners that fit standard cartridge systems—ideal for busy studio professionals seeking consistent performance and for apprentices or hobbyists practicing linework. If you require pre-sterilized, uniformly tested needles with visible housing and anti-backflow protection in a 20-piece package, these cartridges offer an accessible, quality-minded option.