The Famous OTR. Hard To Buff marker is filled with a deep black and very strong alcohol based ink. It is instantly waterproof. The ink is also fade proof. It’s drippy, dirty, and really hard to buff. The Hard to Buff marker features a great pump action system. Easily refillable with OTR Hard To Buff Ink, and has a replaceable 15mm nib. This marker is only made in black.
Hard To Buff
•Instantly Water Proof
•Pump system makes ink flow like crazy
The beloved Metal Head 04 carries a galvanized steel tip with a 4mm rollerball nib which allows you to write on practically any surface without damaging the marker nib, even rusty and dirty surfaces! The soft plastic of its body squeezes easily for smooth writing and a controlled flow. Refillable with your favorite graffiti grade paint (like Grog or On The Run). This marker is a favorite for train writers or those artists that like to work with traditionally difficult surfaces.View full product details