The less time you have to run T10 the better. T10 at most will get you 22-30bil an hour. I am getting around 185-200bil doing 80s on my sader. Id rather do T10 for 1-2 days and GR 80s for over a week than run 75s in 3-5minutes and have to run T10 50% of the time. Sure you get less...