This knock-type multi-function pen combines 0.5mm black and red oil-based ballpoint pens with a 0.5mm mechanical pencil. Its Jetstream ink offers a smooth writing feel with low friction and dries quickly. A twin-ball mechanism helps limit ink backflow, and a spring tip helps limit ink leakage.
Features
Weight: 12g
Core diameter: 0.5mm
Ballpoint diameter: 0.5mm; ink colors: black and red