What is the collective noun for a eraser?

There isn't a commonly used collective noun specifically for erasers.

However, you could use a general collective noun like:

* A box of erasers

* A set of erasers

* A collection of erasers

You could also use a more descriptive phrase depending on the context:

* A pile of erasers

* A handful of erasers

* A tub of erasers

Ultimately, the best way to describe a group of erasers depends on the specific situation.