Save money buying cheaper cuts of meat. Able to tenderize a 2x4........ Great gift idea for the Mrs.....
I don't know your wife to know if she'll appreciate it or not, but if she doesn't, she'll have an instrument in her hands to soften you up a bit!
I looked it up once and bushing is apparently beating the crap out of concrete to make it smooth and even. I'm guessing that it is like planishing metal. I got it to roughen up a slab in order to pour a step on it.
This is what I have just always assumed they are for... 'I got it to roughen up a slab in order to pour a step on it.'