Jul 10, 2009 #1 A AcuraYYZ New member What is the difference between a dual action and a rotary? Previously I thought the cyclo was a D/A due to having two discs which counter rotate. Now I am looking at D/As and seeing single headed Porter Cables. What's the diff?
What is the difference between a dual action and a rotary? Previously I thought the cyclo was a D/A due to having two discs which counter rotate. Now I am looking at D/As and seeing single headed Porter Cables. What's the diff?
