Lead hardness:

3 Pens +3 boxes of lead

3 Pens +5 boxes of lead

6 pens +5 boxes of lead

6 pens +10 boxes of lead

2 pens +3 boxes of lead

2 pens +5 boxes of lead

1 Pen +3 boxes of lead

1 Pen +5 boxes of lead

3 Pens/without lead

1 Pen/without lead

100 Chenguang lead cores

200 Chenguang lead cores

Chenguang lead core 300 pieces

Lead color:

0.9MM/dark blue [Youwu Zhengzi]]

0.9MM/light green [Youwu Zhengzi]]

0.9mm/[dark blue + light green]]