There's plenty of gurus hear to suggest certain sizes/types, however you've got some quality gear together there - I think you've pretty much said it yourself you just need to take time to get to know what works best (and you enjoy) with your setup. The televue webpages have some very useful advice on what eyepieces to have/use with different scopes.
The classifieds here are a great way to sell and buy eyepieces too when you decide what you're not using (or NEED to have.....

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