qiān bǐ
(lead) pencil
CL:支[zhi1],枝[zhi1],桿|杆[gan3]
铅
qiān
old variant of 鉛|铅[qian1]
笔
bǐ
writing brush; writing implement (pen, pencil etc) (CL:支[zhi1],枝[zhi1])