Sry for the slow reply...I do it by hand for smaller jobs big jobs I use an orbital for waxing a car.I prefer by hand but there's only so much an arm can rub lol
Thx all for your help, just had my buddy take care of it. He owns a body shop. He had to use a buffer machine since the tank is 96"x30"x48",600gal., lol, Came out great will post pics. Once I start my tank thread. thx again