Animal Clippers - motorized. Oster brand. Set you back a couple hundred bucks.
My vibrating cutters last me more than 10 years, so I buy them for $20. I won't outlive an Oster.
Never ascribe to Evil that which is more resonably explained by Ignorance and Stupidity
There's casting, then there's running into the stream with a baseball bat trying to club the fish to death. - Jim Moore