Your question is kind of like "I'm buying a car, what tires should I get?"
Round ones, with some kind of thread pattern....oh, and they should fit your wheels.
Tread, not thread.
Yes im using cockos reaper and reaverb Unfortunnetly I cant upload some clip but I want to get lead tone for metal/rock and now I just cannot get a nice reverb. I have Amplitube Fender amp and what setting you would set for it or meybe you recommend some other reverb ?