you can thin it with 1–3% water or acetone without killing the coverage

non-greasy application

project managers

and contains 10 ml of paint and can easily be refilled again and again

which keeps it from rolling off a slanted drafting table and gives a stable grip when working alongside a ruler or template

pentel energel lrn5 needle point refill 0 5 mm 3 pack Dart you can thin it withPack of 3 Pentel EnerGel gel ink refills in the same color. Available in black, red, and blue. The refill cartridge has a 0. 5mm ball diameter with 0. 25mm line width. LRN5 refills work with all refillable Pentel EnerGel pens, including the Pentel EnerGel BLN75 Needle Point Rollerball Pen 0. 5mm. EnerGel ink flows smooth and dries fast for clean writing without smudging.