He uses Mitsubishi Uni pencils. His recommendation of sharpening the pencils "[Make the exposed pencil lead long] By making it sharp and long, the sharp will continue and it is easy to re-sharpen"
His YouTube video [1] shows his collection of pencils (the various grades) and the meticulous attention to pencil sharpening - which seems to be in two stages, the first is using a normal mechanical pencil sharpener and then the second stage is handcrafting the length of the lead.
To make the point evenly round and extremely sharp, one can use fine sandpaper as a last step.
For this kind of work with graphite the sharp point holds for quite a while. Color pencil artists tend to sharpen a lot more, and use automatic pencil sharpeners. And a lot of pencils.
I prefer to sharpen a few pencils in batches. Especially when using charcoal pencils, things become messy real fast.
He uses Mitsubishi Uni pencils. His recommendation of sharpening the pencils "[Make the exposed pencil lead long] By making it sharp and long, the sharp will continue and it is easy to re-sharpen"
His YouTube video [1] shows his collection of pencils (the various grades) and the meticulous attention to pencil sharpening - which seems to be in two stages, the first is using a normal mechanical pencil sharpener and then the second stage is handcrafting the length of the lead.
[1] https://youtu.be/gSXBsItNMcM