Originally Posted by Huffydavidson
The last time I did a rag unit, I centered it by measuring 4 points off the rim. ( 12-3-6-9 .o'clock ) the number them opposite . (1-9) then I used a cordless drill with the clutch turn down to #2 tightening them up to sit by the numbers that I had laid out. then turn the drill up a number to send it again and then turn a drill up a number or two again until the rubbers make contact with each other.
This is what I did on my last rag build. Worked like a charm.