In my opinion, any sewing machine should be able to use a variety of different threads.
Had never heard of it, but here is a link to Brother thread:
http://www.amazon.com/Brother-6-Pack.../dp/B002U0K8G4
Bottom Line (a polyester thread) isn't the only thread that is 60 wt. Mettler has a silk-finish cotton thread that is 60wt.