This goes SO SLOW. Why would it go slow I thought RunService.Heartbeat is FAST. But maybe not? I ran this on a while true do loop and it went faster. (._.)
game:GetService('RunService').Heartbeat:connect(function()
script.Parent.Rotation=script.Parent.Rotation+0.1
end)

3 comments
How fast do you want it to be?
The fastest it can go.. c: I can edit it to the custom time.
Nvm I got it fixed I just used math.pi