Apa maneh sing bisa diarani paku keling buta kepala oblate sing ditutup?

Paku keling buta kepala oblate tertutup uga bisa diarani:

Tutup paku keling buta kepala bulat datar, paku keling tarik kepala bulat datar tertutup, paku keling tarik kepala bulat datar tertutup, paku keling tarik bulat datar tertutup.

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