about a situation, sometimes it might make sense to think small rather than large. Most shops have a DREMEL tool in a box or drawer somewhere. With the right accessories that little tool can do some amazing work. No, you can't flatten a slab with one ...at least not reasonably. yes you can get rid of some rust on a neglected tool. Get the picture? Think about the stuff in this article.
https://lifehacker.com/get-the-most-out ... 1625100373It may be small, but it IS a power tool so use your safety gear.