Description
The marker features a 20mm T-Nib that is replaceable. TheHard To Buff marker also has a pump action valve that gives you control of the flow of ink. This marker is also REFILLABLE.
The OTR. 070 Hard to Buff features ultra permanent, highly pigmented, alcohol-based deep black ink. It is strongly resistant to heat, smudging, scratching, and UV rays.
*Compatible with the AP 15mm replacement nibs
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