You are looking at the widest selection of graffiti markers and ink refills online. Mops, paint sticks, chisel tips, steel heads, ultra wide, extra fine or extremely drippy, it is all found here. We have tons of ink and paint refills as well as empty markers and replacement nibs in all shapes and sizes. Get your hands on the best selling markers from the most official brands. Molotow, Krink, Grog, OTR, Junobo, Block By Block and much more. Only at Bombing Science.  

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  1. Egg Shell Stickers - Black is Beautiful Chisel marker Pack

    The second version of the BIB blanks out now in celebrating the @blackisbeautiful_bib marker collab.


    Every BIB pack comes with free stickers.

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    USD$17.95
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  2. Egg Shell Stickers - Mini Pilot Marker (Black)

    The Pilot super color broad marker is one of the cuttiest markers about. Small enough to fit in your palm, this chisel-tip marker will follow you around anywhere you go. Filled with Pilot super permanent ink.

    Available in 3 colours - Black, Red & Blue

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    USD$3.95
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  3. Egg Shell Stickers - Mini Pilot Marker (Blue)

    The Pilot super color broad marker is one of the cuttiest markers about. Small enough to fit in your palm, this chisel-tip marker will follow you around anywhere you go. Filled with Pilot super permanent ink.

    Available in 3 colours - Black, Red & Blue

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    USD$3.95
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  4. Egg Shell Stickers - Mini Pilot Marker (Red)

    The Pilot super color broad marker is one of the cuttiest markers about. Small enough to fit in your palm, this chisel-tip marker will follow you around anywhere you go. Filled with Pilot super permanent ink.

    Available in 3 colours - Black, Red & Blue

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    USD$3.95
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  5. Egg Shell Stickers - PX 30 Uni pack

    Here's a classic PX-30 uni paint marker pack.

    Each pack comes with 10 PX30 blank stickers.

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    USD$17.95
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  6. Grog Booster 08 (Street Killer Ink)

    Booster is the secret Street Killer Ink ingredient, the magic dust that makes the ink more powerful than ever.
    8 grams of pure power, Booster gives something extra to your inks: once added to your favourite ink, it gets deep on porous surfaces, making your mark more resistant to buff and protects from the sun for longer, thanks to anti-UV filters.
    If you want the most out of your Booster, let it sit all night before use: the chemical reaction will be even more devastating!
    One bag is ideal for 4 packs of 200 ml of product. 

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    USD$6.75
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  7. Grog Cutter 08 - Empty

    The empty version of 08 Cutter.
    Bound to be in your pocket. you can either soak its 8 mm Quickflow Chisel Tip for juicy tags, or have it sharp like a razor.

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    USD$3.95
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  8. Grog Cutter 15 XFP

    Equipped with 15mm Quickflow™ tip, this Cutter will stick to ya hands. A real classic for any tagging lover, revised and improved but, mostly, refillable on and on!

    Refill with Xtra Flow Paint 100

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    USD$7.50
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  9. Grog Cutter 30 - Empty

    The empty version of 15 Cutter.
    Walk the line. 30 mm Quickflow™ Chisel Tip, for writing smooth, strong and massive.

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    USD$5.25
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  10. Grog Flowtex Cotton nibs - 2 units (Squeezer 10)

    Replacement Cotton nibs to use with the Grog Squeezer 10 marker.

    (Comes in package of 2 units)

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    USD$5.00
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  11. Grog Flowtex Cotton nibs - 2 units (Squeezer 20)

    Replacement Cotton nibs to use with the Grog Squeezer 20 marker.

    (Comes in package of 2 units)

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    USD$4.60
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  12. Grog Flowtex Replacement Cotton Nibs - 2 units (Squeezer 25)

    Replacement cotton nibs to use with the Squeezer marker 25 and and the Grog Squeezer 25 marker.
    (Comes in packages of 2 units)

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    USD$5.50
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  13. Grog Metal Head 04 RSP

    4mm metal tip- Metal Head 04 carries a galvanized steel tip with a built-in ball of 4 mm of diameter, which you could virtually write with almost on every surface, in all conditions. Try it on rust! The soft plastic of its body allows to squeeze it without any stress, in order to measure out the quantity of paint. Metal Head is easily refillable with the suitable Grog Refiller, it carries an antidrip rim for writing without getting dirty and it contains an extra-permanent concentrate of ‘Full Metal Paint’ which is almost impossible to be removed, once it dries. Available in 11 colours.

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    USD$9.95
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  14. Grog POINTER™ 02 APP

    POINTER 02 APP is small but serious. Equipped with a 2 mm polyester CONTROL Round Tip, in combination with a compact size strong plastic barrel, it goes wild even on the smallest surface you can think of.
    POINTER 02 APP comes filled with 8 ml of AQUA PRO PAINT, but you can get 8 millions of styles out of it.

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    USD$4.50
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  15. Grog POINTER™ 04 APP

    POINTER 04 APP is Grog's most versatile marker. Equipped with a 4 mm polyester CONTROL Round Tip, in combination with a compact size strong plastic barrel, this baby will rock all the surfaces you have in mind, no matter what.
    POINTER 04 APP comes filled with 8 ml of AQUA PRO PAINT. Sit down, relax and have fun with it.

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    USD$5.75
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  16. Grog refill (Full Metal Paint)

    200 ml. The new enamel paint line by Grog. At first available in white and silver only, Grog Full Metal Paint is now available in many colors, three of them fluorescent. Thanks to its new formula, the colours are bright but also permanent, highly covering and with a finish so glossy you could see your reflection in it! Also, the Full Metal Paint shades can be blended between them, in order to obtain always new and personal colours. Full Metal Paint is perfect to refill any marker but it gives its best in couple with Grog Squeezer.

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    USD$11.95
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  17. Grog Replacement Chisel Nibs 08 XFP

    Replacements chisel nibs for the 08 XFP cutters.Comes in packs of 2 nibs.

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    USD$3.45
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  18. Grog Replacement Chisel Nibs 15 XFP

    Replacements chisel nibs for the 15 XFP cutters.Comes in packs of 2 nibs.

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    USD$3.65
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  19. Grog Replacement Chisel Nibs 30 XFP

    Replacements chisel nibs for the 30 XFP cutters.Comes in packs of 2 nibs.

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    USD$4.75
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  20. Grog Ruff Stuff Paint 120

    RUFF STUFF PAINT 120 is an extremely thick and compact paint. Supplied in a super soft plastic bottle, is the only way for refilling the whole range of GROG Red Label markers.

    RUFF STUFF PAINT 120 comes filled with 120 ml of an alcohol-based pigmented extra glossy paint, optimized for METAL HEAD markers, due to its perfect balance between thickness and flow. Ideal for outdoor sessions, its particular density makes this paint suitable for any surface, even dirty, rusty and wet ones

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    USD$9.95
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  21. Grog Squeezer 05 BPI (Ink)

    5mm tip- Filled with Grog Ink. The tip is made of extra strong material, fit to be used on any writable surface, both rough and polished. You can easily control the ink flow with the soft plastic body of the marker. Round fabric tip of 1cm. Grog Squeezer 05 contains 70ml product instead of the usual 20-25ml.

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    USD$6.95
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  22. Grog Squeezer 05 FMP (Mini)

    Equipped with a 5 mm FLOWTEX™ Round Tip, in combination with a compact size soft body, this tool will soon become your pockets' best friend.
    Available in 19 vibrant colors

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    USD$5.95
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  23. Grog Squeezer 05 FMP (Paint)

    5mm tip- Filled with Grog Paint. The tip is made of extra strong material, fit to be used on any writable surface, both rough and polished. You can easily control the ink flow with the soft plastic body of the marker. Round fabric tip of 1cm. Grog Squeezer 05 contains 70ml product instead of the usual 20-25ml.

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    USD$6.95
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  24. Grog Squeezer 10 BPI (Ink)

    10mm tip- Filled with Grog Ink. The tip is made of extra strong material, fit to be used on any writable surface, both rough and polished. You can easily control the ink flow with the soft plastic body of the marker. Round fabric tip of 1cm. Grog Squeezer 10 contains 70ml product in stead of the usual 20-25ml.

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    USD$7.95
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  25. Grog Squeezer 10 FMP (Paint)

    10mm tip- Filled with Grog Full Metal Paint. The tip is made of extra strong material, fit to be used on any writable surface, both rough and polished. You can easily control the ink flow with the soft plastic body of the marker. Round fabric tip of 1cm. Grog Squeezer 10 contains 70ml product instead of the usual 20-25ml.

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    USD$7.95
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