Originally Posted by
Dervy
The solution isn't to say "hey well, just remove HT!" The issue is that his button presses are messed up, or he's clipping his GCD or not delaying Blood for Blood application before the Chaos Thrust. He has 500+ Skillspeed. That's what you're forgetting, that should be a Global Cooldown of around 2.33, hence why I suggested he watch my video for some tips.
If you stop Heavy Thrust, then your next Phlebotomize + Chaos Thrust application no longer have the 15% buff, thus an overall long-term DPS decrease. What you suggest isn't optimal at all.