Originally Posted by scagrider22
You did t say it was round, you will need a core drill to make a clean cut.
Posted via Mobile Device
You sound pretty intent on a pefect cut(which is great).. a core bit will solve your problem..won't be cheap though. It's what all the plumbers I have seen use to install round 6" drains in concrete. You also might need a big drill if you don't have one
Take a look here http://www.youtube.com/watch?v=kC-Y4...eature=related