071 Bitumen - Black Hard-to-Buff & Bitumen (Marker) Price:€6.50
20mm (0.8 inch) tip, ink/bitumen mix marker. The ON THE RUN 071 Cold Sweat marker is a ink/bitumen marker, giving you the same effect and permanent writing as a tar black. The marker comes with a flat nib, larger than the original OTR.070 marker. Pump-system marker and refillable with the ink of your choice. Black, 20mm (0.8 inch), T-tip, refillable.