Mitsubishi Pencil gel ink ballpoint pen refill/refill umr-83e Uniball Signo 307 black umr-83e.24 Mitsubishi Pencil 4902778217122 (10 sets)

A 0.38mm refill for ``Uniball Signo 307'' that uses ink containing the new material ``cellulose nanofiber.''
・Ink color: black
・Ball diameter: 0.38mm
Size: Length = 111mm Width = 5mm Thickness = 5mm
Product color trend: black





It is 0.38mm extra lead for "Uniball Signo 307" using the new material "cellulose nano fiber" combination ink.
・An ink color: Black
・Ball diameter: 0.38mm
Size: Vertical = 111mm side = 5mm thickness = 5mm
A product-colored tendency: Black