fountain pen; CL:支[zhi1]
钢 (gāng) · 9 strokes
Phonosemantic compound. 钅 represents the meaning and 冈 represents the sound. Simplified form of 鋼.
笔 (bǐ) · 10 strokes
Simplified form of 筆. Depicts a utensil for writing (聿) made from bamboo (⺮).