Magnum Tattoo Cartridges for Shading & Color Packing
R&G Bio manufactures magnum tattoo cartridges for tattoo shops, distributors and permanent makeup artists worldwide — covering both weaved magnum (M1) and curved magnum (RM).
The needles sit in two parallel rows. M1s lay down solid, saturated color fast — good for packing large fields — while curved magnums give softer blends. A dependable choice for large-area work, reorder after reorder.
Every cartridge is EO gas sterilized, batch-coded for full traceability, and produced in ISO Class 7 cleanrooms under an ISO 13485 quality system. Review our certifications and compliance documents and see how we manufacture before you place a bulk order.
We support full OEM/ODM programs — housing colors, private labeling and custom packaging built around your brand, with factory-direct MOQs and tiered wholesale pricing.
Model Reference
For example – 1005M1
10 – Needle Diameter (Gauge)
05 – Needle Count
M1 – Needle Configuration
Needle Diameter (Gauge)
10 = #10 (Standard, approx. 0.30 mm)
12 = #12 (Standard, approx. 0.35 mm)
Needle Count
05 / 07 / 09 / 11 / 13 / 14 / 15 / 17 / 18 / 23 / 27
Needle Type
RL = Round Liner
RS = Round Shader
M1 = Magnum (Double Stack)
RM = Round Magnum
CM = Curved Magnum
F = Flat Shader
RLT = Textured Round Liner
TRL = Turbo Round Liner
STL = Super Tight Liner
#10 SERIES · 0.30MM STANDARD — SMOOTHER PACKING, GENTLER ON SKIN
|
MODEL |
GAUGE |
TAPER |
NEEDLE COUNT |
MEMBRANE |
STERILIZATION |
FIT |
TYPICAL USE |
|---|---|---|---|---|---|---|---|
|
1005M1 |
#10 · 0.30mm |
Medium 3.5mm |
5 |
Yes, built-in |
EO Gas · ISO 11135 |
Universal cartridge grip |
Small color packing, whip shading details |
|
1007M1 |
#10 · 0.30mm |
Medium 3.5mm |
7 |
Yes, built-in |
EO Gas · ISO 11135 |
Universal cartridge grip |
Small-to-medium color fills, soft packing |
|
1009M1 |
#10 · 0.30mm |
Medium 3.5mm |
9 |
Yes, built-in |
EO Gas · ISO 11135 |
Universal cartridge grip |
Everyday color packing and shading |
|
1011M1 |
#10 · 0.30mm |
Medium 3.5mm |
11 |
Yes, built-in |
EO Gas · ISO 11135 |
Universal cartridge grip |
Solid medium-area fills, smooth blends |
|
1013M1 |
#10 · 0.30mm |
Medium 3.5mm |
13 |
Yes, built-in |
EO Gas · ISO 11135 |
Universal cartridge grip |
Larger color fills, even saturation |
|
1015M1 |
#10 · 0.30mm |
Medium 3.5mm |
15 |
Yes, built-in |
EO Gas · ISO 11135 |
Universal cartridge grip |
Big-area color packing, backgrounds |
|
1017M1 |
#10 · 0.30mm |
Medium 3.5mm |
17 |
Yes, built-in |
EO Gas · ISO 11135 |
Universal cartridge grip |
Heavy coverage color work |
|
1023M1 |
#10 · 0.30mm |
Medium 3.5mm |
23 |
Yes, built-in |
EO Gas · ISO 11135 |
Universal cartridge grip |
Very large fills, fast background work |
|
1027M1 |
#10 · 0.30mm |
Medium 3.5mm |
27 |
Yes, built-in |
EO Gas · ISO 11135 |
Universal cartridge grip |
The widest #10 magnum — maximum soft coverage |
#12 SERIES · 0.35MM STANDARD — THE BOLDEST, FASTEST COLOR PACKING
|
MODEL |
GAUGE |
TAPER |
NEEDLE COUNT |
MEMBRANE |
STERILIZATION |
FIT |
TYPICAL USE |
|---|---|---|---|---|---|---|---|
|
1205M1 |
#12 · 0.35mm |
Medium 3.5mm |
5 |
Yes, built-in |
EO Gas · ISO 11135 |
Universal cartridge grip |
Small solid color packing, whip shading |
|
1207M1 |
#12 · 0.35mm |
Medium 3.5mm |
7 |
Yes, built-in |
EO Gas · ISO 11135 |
Universal cartridge grip |
Medium color fills, traditional packing |
|
1209M1 |
#12 · 0.35mm |
Medium 3.5mm |
9 |
Yes, built-in |
EO Gas · ISO 11135 |
Universal cartridge grip |
Everyday bold color packing |
|
1211M1 |
#12 · 0.35mm |
Medium 3.5mm |
11 |
Yes, built-in |
EO Gas · ISO 11135 |
Universal cartridge grip |
Solid fills on medium-to-large areas |
|
1213M1 |
#12 · 0.35mm |
Medium 3.5mm |
13 |
Yes, built-in |
EO Gas · ISO 11135 |
Universal cartridge grip |
Large solid color areas, fast saturation |
|
1215M1 |
#12 · 0.35mm |
Medium 3.5mm |
15 |
Yes, built-in |
EO Gas · ISO 11135 |
Universal cartridge grip |
Heavy color packing, sleeve backgrounds |
|
1223M1 |
#12 · 0.35mm |
Medium 3.5mm |
23 |
Yes, built-in |
EO Gas · ISO 11135 |
Universal cartridge grip |
Maximum coverage for large-scale color work |
Built Like a Medical Device, Priced for Wholesale
We control every step in our own factory, from needle grinding to sterile packing. Here is what goes into each turbo round liner cartridge.
01 Level Two-Row Soldering
M1 needles sit in two stacked flat rows, woven so the top row fills the gaps of the bottom row. We machine-solder every grouping and check row levelness — one needle sitting high or low leaves a stripe in every fill.
02 Safety Membrane System
A medical-grade silicone membrane sits inside every cartridge. It keeps needle tension steady through long packing sessions and stops ink and body fluids from flowing back into the grip and machine.
03 Polished 304 Needle Tips
We use Japanese-imported 304 surgical steel with mirror-polished tips. Smooth, sharp points mean clean penetration and less friction in the skin. Each grouping is soldered by machine, so the recessed center is identical across every batch.
04 Medical-Grade Housing
The shell is medical-grade polymer with a clear tip, so artists see the ink channel working while they line. Low-friction inner walls keep the needle stable. The standard fitting works with most rotary machines and cartridge grips.
05 EO Gas Sterilization
Every cartridge is sealed in its own blister pack and sterilized with EO gas. Our sterilization process is validated under ISO 11135, with batch records kept for full traceability.
06 Two-Stage Quality Control
Every unit passes 100% visual inspection on the line. Then 30% of each batch is checked again under 100x microscopy for tip alignment, solder quality, and center-channel depth.

Why Row Levelness Decides the Fill
A magnum fills skin with up to 27 needles at once. If the rows are not perfectly level, some needles go deeper than others on every stroke — and the fill comes out striped, no matter how good the artist’s hand is. That is why our QC checks row levelness under 100x magnification on every batch, and why we machine-solder instead of hand-soldering. A good M1 should pack solid color in fewer passes, with less trauma — box after box, not just in the sample.
Where Turbo Liners Work Best
One job: bold, saturated lines at higher speed. If the style is outline-driven and time matters, this is the needle.

Color Packing
The magnum’s home ground. 9M1 to 15M1 in #12 pack solid, saturated color into medium and large areas in fewer passes.

Black & Grey Coverage
Large black & grey work — sleeves, back pieces — needs wide, even tones. 11M1 to 23M1 in #10 build smooth greys fast without overworking the skin.

Whip & Pepper Shading
Small magnums — 5M1 and 7M1 — are the classic whip shading tool: flicked strokes that build textured, peppery gradients liners cannot make.

Backgrounds & Cover-Ups
Big black backgrounds and cover-up packing are endurance work. The widest magnums — 17M1 to 27M1 — cut session time and skin trauma together.
Small Number, Detail Packing. Big Number, Fast Coverage.
Needle count sets the fill width. Gauge sets how heavy each pass lands. Match both to the area.
5M1 – 7M1
Whip shading, small color fills
9M1 – 11M1
Everyday packing, medium areas
13M1 – 15M1
Large fills, sleeve backgrounds
17M1 – 27M1
Maximum coverage, big pieces

Magnum (M1) vs Curved Magnum (CM)
Same two rows of needles — one flat, one arched. The arch changes how the edges of the fill land on skin.
|
MAGNUM (M1) |
CURVED MAGNUM (CM) |
|
|---|---|---|
|
Needle Layout |
Two flat, straight rows |
Two rows arched into a soft curve |
|
Fill Edges |
Defined edge — harder fill borders |
Soft edge — fills fade out naturally |
|
Skin Trauma |
Low with good technique |
Lower — corner needles ride shallower |
|
Ink Saturation |
Maximum — packs solid color fast |
Slightly softer — favors smooth blends |
|
Best For |
Solid color packing, bold fills, backgrounds |
Black & grey, portraits, soft gradients |
|
Classic Mistake |
Blending soft realism with a flat M1 — edges show |
Packing solid traditional color with a CM — takes extra passes |
Compare with the rest of the shading catalog: Curved Magnum (CM) cartridges and Round Shader (RS) cartridges. For outlines, see Round Liner (RL) cartridges.

Our Certifications
R&G Bio is an integrated manufacturer with verified FDA registration, ISO 13485 / ISO 9001 certification and EU RoHS compliance — the documentation your market actually requires.
Wholesale & OEM Programs
Factory-direct supply with full batch traceability. Tell us your sizes and target volume — we reply within 12 hours with a full quotation.

MOQ from 1,000 pcs
Standard sizes start low; mixed sizes allowed in one order.

Tiered Factory Pricing
The more you take, the lower the unit cost. Full price ladder with every quotation.

Fast Lead Time
Standard sizes ship from running production; OEM timelines confirmed with your quote.

Private Label & OEM
Your brand, built on our production lines — in-house design and engineering support.
Qualified B2B buyers can request a free sample kit before committing to an order.
FAQs
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Find Expert insights
About R&G Bio
Built on Precision.
Trusted Globally.
Where Precision Meets Medical-Grade Standards
ISO 13485 certified facility with ISO Class 100,000 cleanrooms. 316L surgical steel, complete traceability.
End-to-End Manufacturing Control
From needle configuration to sterile packaging, every step is precision-controlled with automated assembly and batch tracking.
Meeting International Regulatory Standards
CE Mark, FDA Registered, KFDA Approved, ISO 13485, RoHS Compliant. Full documentation for global market entry.
Trusted Tattoo Needle Manufacturer Since 2009
15+ years serving 50+ countries with premium cartridge tattoo needles and flexible OEM/ODM solutions.
OEM / ODM SERVICES
Contact us for wholesale pricing and custom configurations
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Tell us about your requirements and our team will respond within 24 hours with a detailed quote including pricing, lead times, and customization options.














