I bought a generic Chinese set from Amazon for like $12 or something, and it's worked fine for the most part. Unfortunately was 3 years ago, so long sold out now. I'm sure any generic set would work though. Here's the one I purchased:
https://www.amazon.com/dp/B01MXRVUJ1
I know Ifixit sells tools for Nintendo consoles, but individually, they cost more than the set I picked up. That said, I'm assuming they're much better quality.