Question

A grinding tool's open structure or closed structure refers to:

POSSIBLE ANSWERS:
The protective covers around the tool on the grinding machine.
The factory in which the grinding takes place.
The arrangement of abrasive grains in the grinding tool.

Submit Answer

Answer 1

I think it is:  The factory in which the grinding takes place.

Answer 2

The arrangement of abrasive grains in the grinding tool. Hope this helps