Loro pena tandha ing ngisor iki katon padha, mung tutup sing beda.

Pena tandha: A utamane digunakake minangka pena cat, sing ngemot tinta cat.
Pena tandha: B digunakake minangka pena tandha kuping, sing ngemot tinta tandha kuping khusus.

Pena tandha: A ora dianjurake kanggo digunakake minangka pena tandha kuping, amarga kebocoran tinta nalika ngemot tinta tandha kuping.

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