The pen is refillable and it has a 15 mm tip that can be changed as well

A alcohol-based fast drying pitch black ink and extremely hard to buff

so you can lay down thick

We also sell the thinner variant: Pilot G-2 Gel Rollerball Pen

scrikss graph x clutch pencil 2 0 mm black Ink and paint refills The pen is refillable andThe Scrikss Graph X Clutch Pencil 2. 0 mm is made for precision and comfort, combining a durable nickel plated metal body with a brass grip and a hexagonal, ergonomic design. Its structure keeps the pencil stable in your hand, making it easy to control for technical drawings or artistic work. It features a spring loaded, retractable tip mechanism for smooth writing and drawing, a push button mechanism for advancing the lead, a metal clip, and an