MAST TATTOO Pro Cartridge 1001RLT Single-Pin Round Liner 7mm Tight Long-Taper — 20pcs, Ultra-Fine Precision

MAST TATTOO Pro Cartridge 1001RLT is a pack of 20 single-pin, 7mm tight long-taper round liner disposable cartridges built for precise fine-line and detail tattooing.

These purple-bodied disposable cartridges from MAST TATTOO are engineered for artists who demand consistent needle alignment, a comfortable cartridge tension, and a clear housing that makes cleaning between ink changes faster and more reliable. The 1001RLT configuration features a single-pin round liner with a 7mm long taper designed to produce crisp lines, hairlines and delicate detail work across different skin types. Each cartridge is pre-assembled, sterile-packaged, and intended for single use to support hygienic studio workflows.

How does the 7mm tight long taper affect line quality?

The extended 7mm taper gives the needle a finer point, helping ink flow smoothly while minimizing skin trauma for cleaner, more consistent lines. That tight long taper is ideal for ultra-fine work like script, micro realism and intricate ornamental details where control matters most.

• 7mm taper creates sharp, precise points for crisp single-lines.
• Single-pin 1 configuration reduces drag and improves ink placement.
• Consistent factory alignment keeps line thickness repeatable session-to-session.

Will these cartridges work with my pen-style rotary machine?

MAST TATTOO Pro cartridges are built to fit most standard cartridge-style rotary and pen machines that accept plug-in cartridges. The clear plastic body and reliable tension mean they maintain stable needle travel and reduce wobble, so compatibility typically covers a wide range of modern tattoo pens.

• Standard cartridge connection for universal pen compatibility.
• Designed tension helps maintain steady needle performance.
• Pre-assembled and sterile for quick, safe cartridge swaps.

How do the clear plastic bodies improve workflow during sessions?

The high-density transparent housing makes it easy to monitor ink color and tip cleanliness without disassembling the cartridge. That visibility speeds color changes and helps ensure no residual pigment contaminates a fresh color, which is especially useful during color-loaded or multi-pass pieces.

• Clear body enables visual verification of ink flow and tip cleanliness.
• Less disassembly required between color swaps saves time.
• Durable plastic resists stress, preserving cartridge function under prolonged use.

What precision tasks are best suited to the 1001RLT single-pin cartridges?

Single-pin round liners excel at hairlines, micro strokes, lettering and any work requiring the utmost accuracy and control. The 1001RLT’s long taper and tight configuration make it especially good for artists focusing on fine detail, delicate shading accents, or minimalist tattoo styles.

• Micro realism and fine-line scripts.
• Delicate ornamental lines and dotwork accents.
• Touch-ups and precise detailing around small features.

Who is this for? The MAST TATTOO Pro Cartridge 1001RLT 20-pack is aimed at professional and advanced apprentice tattoo artists who need reliable, sterile single-use liners for precision work. If you specialize in fine-line tattoos, micro realism, script or detailed ornamental work, these cartridges provide a consistent needle profile, universal pen compatibility and a clear housing that helps speed up in-session tasks. For shops prioritizing hygiene and repeatable performance, the 20-piece format offers a practical supply for busy sessions while keeping inventory manageable.