PILOT Acroball Ballpoint Pen Mechanical Pencil BK 3+1 Multi-function Pen, 3-Color (Black, Red, Blue), 0.5mm + [Black]

Packed with features in one pen, the Acroball with a built-in mechanical pencil is perfect for any situation. [Size] Maximum diameter φ 12.9mm, total length 149mm [Ink] Oil-based dye ink (Acro Ink) [Pen tip] Extra fine 0.5mm (black, red, blue), 0.5mm mechanical pencil [Mechanism] Slide lever type [Shaft color] Black