LIQUID INK ROLLER PEN REFILL liquid ink PV-200-1

Liquid ink roller pen refill Liquid ink roller, liquid ink conforms to ASTM D-4236 Tip: Stainless steel needle tip Ball: 0.5mm/0.7mm Ink color : Blue, black, red, green, lime, L-blue,pink, purple, yellow,orange, dark blue, berry Proposed packing: 200PCS/BOX, 2000PCS/ctn Advantage: Precise writing smooth to the last drop of ink at any angle. Refillable . Transparant apperance, ideal for both office and students replacement of the pen