Making old nuts, bolts and clips new again

But I have to add to your comment regarding the use of sand. Aside from becoming embedded into the metal, long term exposure can also kill you. Sand shouldn't be used to blast anything. Silicosis is a nasty animal ...

Absolutely correct! Thanks for the tip, Leanna.
Check out the following for some horror stories: http://www.cdc.gov/niosh/docs/92-102/