It means the eraser.
Borrador mean eraser, as in office supplies.
eraser
an eraser
an eraser.
"Borrador" is masculine in Spanish.
"El borrador" can refer to several things in Spanish, but it commonly means "the eraser" or "the draft." In some contexts, it can also mean "the remover" or "the delete button."
You say "eraser of chalkboard:" borrador de pizarra. This is to be distinguished from a borrador de lápiz,which goes on the end of a pencil. In a typical conversation, when the context is established, use of the unmodified word, borrador, is common.
draft, draft copy, or rough copy
eraser
Borrador.
El borrador normalmente está hecho de una mezcla de caucho y otros materiales como plástico o polímeros. Estos materiales permiten que la superficie del papel se friccione y se eliminen las marcas de lápiz sin dañar la hoja.
Borrador