Top 10 Fountain Pen Ink Cartridges 3.4 mm Bore Diameter – Ink Pen Refills

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1. Unibene

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3.4mm Bore Diameter, Unibene 30 Pack Fountain Pen Ink Cartridge Refills Set Black, Disposable and Universal

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Unibene #ad - Replace the disposable ink cartridge can help you save lots of time sucking the ink and avoid the Danger of ink contamination. Please check the size of your fountain pen.

High quality : our unibene ink pen cartriges slide smoothly on paper, With no break in ink flow. Dimension : length appr 51mm; cartridge Diameter Appr 7. 6mm; bore diameter 3. 4mm. Package included : 30 pack of 3. 4 mm bore diameter fountain pen black ink cartridges, sufficient quantity will satisfy your various needs. Quick to dry : our ink takes only a few seconds to dry which ensure your important writing record won't be ruined by smudges or smears. 100% satisfaction guarantee: Not satisfied? We provide unconditional replacement & refund, just contact us, no hassle to return.
BrandUnibene #ad
ManufacturerUnibene #ad
Part Number1

2. Asvine

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3.4 mm Bore Diameter, Set of 30 Refill Ink Cartridges, Asvine Fountain Pen Ink Cartridges Black Color

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Asvine #ad - Dimension: length appr 51mm; Cartridge Diameter Appr4-7mm; bore diameter 3. 4mm. Neutral ph & non-toxic: the ink has been carefully manufactured using only natural dyes giving the composition a neutral, natural, and non-toxic PH.

Smooth ink flow: with no break in ink flow, enjoy a smooth and optimal writing experience as your fountain pen glides elegantly across paper. Larger pack: 30 pack of 3. 4 mm bore diameter black ink cartridges compatible with fountain pens take 3. 4mm cartridges such as hongdian. Notice: these cartridges are not Standard Size. Quick to dry: hongdian designs ink takes only a few seconds to dry ensuring your important writing moments are not ruined by smudges or smears.
BrandAsvine #ad
ManufacturerHongdian #ad
Part NumberHDBI608F7

3. Outus

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100 Pieces Blue Black Pen Ink Cartridge Fountain Pen Cartridges Refillable Fountain Pen Cartridge, 3.4 mm Bore Diameter

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Outus #ad - Size information: cartridge diameter is about 3. 4 mm, size is suitable for fixed size pen, length is about 2. 1 inch/ 5. 2 cm, please confirm that the product diameter is consistent with the diameter of the interface on your pen before purchase. What you get: you can get 50 pieces blue ink cartridges and 50 pieces black ink cartridges, friends, colleagues, definitely enough quantity for you to use and replace, you can also share with classmates, families and more.

Note: this product is not suitable for all fountain pens, the size of the product is not the standard size, please measure the size of your fountain pen correctly before purchase and make sure that your fountain pen has 3. 4 mm ink cartridge installed; To avoid soiling your clothes, use the correct installation method.

Smooth writing experience: the ink cartridge contains good ink in blue and black, ensure you a smooth and unimpeded writing experience as your fountain pen glides elegantly across paper, not easy to block the ink holes and leak, a good assistant in your life. Quick to dry: with quick drying ink, you can no longer worry about the words you just wrote will be rubbed off or dirt your hands and clothes after a few seconds, ensuring your important writing moments are not ruined by smudges or smears.
BrandOutus #ad
ManufacturerOutus #ad
Part NumberOutus-Pen Ink-07
ModelOutus-Pen Ink-07

4. SAKEYR

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2 x 0.28 Inchs Refillable Cartridges for Writing Pens, Fountain Pen Ink Cartridges: 40 PCS Black Color with 3.4 mm Bore Diameter

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SAKEYR #ad - Smooth writing experience: the independent calligraphy pen cartridge is easy to carry and install, will not stain your hands or clothing if use the correct installation steps, and nice dark ink even with extra fine nib. Quick to dry: this ink pen cartridge refills are evenly color and minimal settling, and the ink can be dried in just a few seconds, Maximum protection of your written notes from being damaged by smudges.

Net content: 09ml. Customer service: sakeyr take customer first as the first criterion of service, please feel free to contact us if you don't feel 100% satisfied, we will replace it for you or give a full refund and serve you wholeheartedly within 24 hours. Neutral pH, Non-Toxic. Good fluidity makes it hardly block the fountain pen, slide quickly and smoothly on the writing paper.

Product specifications: please notice that it is not the international standard size, please make sure it matches the diameter size of your pen before purchase! the bore diameter is 3. 4 mm, the diameter is 019 inchs/05 cm and 2 inches/5. 1cm in the length. Best gift choice: lightweight and perfect for everyday journaling and write letters, etc, family, colleagues on birthday, term starts or graduation, crafts, a great choice as a great gift to your friends, holiday or other occasions.
BrandSAKEYR #ad
ManufacturerSAKEYR #ad
Height0.59 Inches
Length7.05 Inches
Width4.09 Inches

5. Outus

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60 Pieces Fountain Pen Ink Pen Ink Cartridges Fountain Pen Refill Short Cartridges with 3.4 mm Bore Diameter for Calligraphy Pen and Fine Writing 2 x 0.28 Inch/ 5.1 x 0.7 cm Black

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Outus #ad - What you get: the package contains 60 pieces fountain pen ink in this package, there are different colors for you to use and change, you can replace or fill you pen conveniently, and the sufficient quantity will satisfy you various needs. Suitable occasions: with these short international standard size cartridges, home, they are suitable for daily writing use in school, write letter, you can also use them to make card, office, make crafts and so on; These pen ink cartridges are also fit for rewarding someone in learning progress.

Nice gift choice: you can present this fountain pen ink to yourself as backup, brothers, graduation, colleagues as a gift at Thanksgiving Day, birthday, family gathering, you can also send to your sisters, relatives, holiday or other occasions.22 inches/ 5. 1 cm in the length and the diameter is 028 inches/ 07 cm, please notice that the bore diameter is 3.

4 mm, which is standard international size for you to replaceļ¼ŒPlease check if the size matches the one you need before buying. Proper size for you: our pen ink cartridges measure approx. Smooth write experience: this fountain pen refill slides smoothly on the paper, you will write fluently and the replace the ink cartridge can help you to save a lot of trouble; The ink takes only a few seconds to dry ensuring your important writing record are not ruined by smudges.
BrandOutus #ad
ManufacturerOutus #ad
Part NumberOutus-Fountain Pen Ink-02
ModelOutus-Fountain Pen Ink-02

6. dunhjor

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100 Pieces Fountain Pen Ink Pen Ink Cartridges Fountain Pen Refill Short Cartridges with 3.4 mm Bore Diameter for Calligraphy Pen and Fine Writing 2 x 0.28 Inch/ 5.1 x 0.7 cm

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dunhjor #ad - Quick to dry: with quick drying ink, you can no longer worry about the words you just wrote will be rubbed off or dirt your hands and clothes after a few seconds, ensuring your important writing moments are not ruined by smudges or smears.

Make sure the pen is equipped with 3. 4 mm ink cartridge. Smooth writing experience: the ink cartridge contains good ink in blue and black, ensure you a smooth and unimpeded writing experience as your fountain pen glides elegantly across paper, not easy to block the ink holes and leak, a good assistant in your life. Size information: the core diameter is about 3. 4 mm, the length is about 2. 1 inches/5.

2 cm, the size is suitable for the fixed size pen, please make sure the diameter of the product is the same as the pens interface diameter before purchase. Note: please measure the size of the pen correctly before purchase. You can get: you can get 50 black cartridges and 50 blue cartridges, colleagues, friends, you can also work with classmates, absolutely enough for you to use and replace, family and more.
Branddunhjor #ad
Manufacturerdunhjor #ad
Part NumberPen ink

7. Outus

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120 Pieces Fountain Pen Ink Fountain Pen Cartridges Pen Refill Cartridges with 3.4 mm Bore Diameter for Calligraphy Pen Fine Writing, 2 x 0.24 Inch Black

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Outus #ad - 028 inches/ 07 cm, these cartridges are fit for most calligraphy pen, you can use them at ease; Please check if the size matches the one you need before buying. Nice writing experience: our fountain pen ink slides on the paper smoothly and is unobstructed, and the ink needs to dry in a few seconds, so the handwriting is not easily stained when you write or draw.

2 inches/ 5. 1 cm, the diameter is approx. Abundant quantity: the package comes with 120 pieces pen ink cartridges, enough for your daily using or replacing, you can also use them as backup, they will meet your various needs. Suitable occasions: the fountain pen refills are suitable for schools, meeting, office, making plans or list, they can also be applied for making cards, homes, writing letters, they are ideal for beginners or experienced people handwriting.

Fast and easy to use: these pen ink cartridges are simple for you to apply and use, you need to disassemble your pen, insert your cartridge and then press firmly; The pen refills are also easy to carry and store. Proper size: the length of this standard size cartridge is approx.
BrandOutus #ad
ManufacturerOutus #ad
Height1.18 Inches
Length7.87 Inches
Width5.91 Inches
Part NumberOutus-Fountain Pen-p

8. Cuihualili

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12 Color Fountain Pen Ink Cartridges International Standard Size Refills 3.4 mm Bore Diameter for Calligraphy Fine Writing Drawing School Supplies

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Cuihualili #ad - The fountain pen refill contains good ink, and it slides smoothly on the paper and writes smoothly. The package contains 12 pens and inks of different colors for easy replacement or filling of pens, which can meet your various needs.

Standard size fountain pen refills are suitable for most fountain pens, compatible with red dot pens, Parker, Yongcheng and other pens. It dries quickly and can be used for a long time. Bring you a good experience. Suitable for daily writing in schools, offices, write letters, crafts, homes, and can also be used to make cards, etc. The ink made of natural dyes is safe and non-toxic.
BrandCuihualili #ad
ManufacturerCuihualili #ad
Part Number105

9. Xgood

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3.4mm Bore Diameter, 100 Pieces Fountain Pen Ink Cartridges Black Ink Cartridges Ink Refill Cartridges International Standard Size Cartridges for Home Office Long Lasting Shade

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Xgood #ad - Size: length appr 50mm; cartridge diameter Appr4-7mm; bore diameter 3. 4mm. They are enough and suitable for your daily use. Design: it is easy to install it and use it.

The ink has been carefully manufactured using only natural dyes giving the composition a neutral, natural, and non-toxic. Tips: we attach great importance to product quality, to meet the needs of each customer. So if you have any questions or advice, to provide customers with quality products and considerate after-sales service, please feel free to contact us. Package: we prepared 100 pieces Fountain Pen Ink Cartridges, compatible with fountain pens take 3. 4mm cartridges. Quality: with no break in ink flow, enjoy a smooth and optimal writing experience as your fountain pen glides elegantly across paper.
BrandXgood #ad
ManufacturerXG-086 #ad
Part NumberXG-086

10. GC QUILL

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GC Quill Calligraphy Set, Includes 6 Calligraphy Fountain Pens with Different Nibs and 20 Ink Cartridges- MU-07

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GC QUILL #ad - Bore diameter: 3. 4mm, length: 50mm. Refills: each fountain pen has an ink refill converter, which is suitable for standard ink. Package included: 6 fountain pens with different size nibs, 20 pcs ink cartridges 14 colors. Great for beginner: 6 nibs 07mm/1. 1mm/1. 5mm/1. 9mm/2. 5mm/2. 9mm allow you write different fonts. Calligraphy ink: 20 pcs ink cartridges, with 14 different colors. Ideal pens: perfect for practicing and developing your own calligraphy style! .
BrandGC QUILL #ad
ManufacturerGC QUILL #ad
Height1.1 Inches
Length11.02 Inches
Width6.3 Inches
Part NumberGC-MU-07
ModelGC-MU-07