Question: what does number 2 pencil mean?
Answer: 2 pencil is the first thing that comes to mind. But what does the “2” on a No. ... The hardness of the graphite core is often marked on the pencil — look for a number (such as “2” “2-1/2” or “3”) — and the higher the number, the harder the writing core and the lighter the mark left on the paper.