Vlastnosti: Acid Resistant, Anti-Magnetic, Heat Resistant, Tip - štýl: Flat, Tip - napíšte: Very Fine, Tip - tvar: Angled, Dĺžka - celkovo: 4.50" (114.3mm),
Vlastnosti: Acid Resistant, Anti-Magnetic, Self Closing, Tip - štýl: Cutter, Tip - napíšte: Very Fine, Tip - tvar: Straight, Dĺžka - celkovo: 4.75" (120.7mm),