How to Grind Concrete: Tips for Using a Concrete Grinder
WEBOct 12, 2021 · Check the level of the grinder discs. The goal is to have 100% surface contact. Hold the machine in place for several seconds, then look at the pattern it leaves. You should see a full circle ground into the surface. If you see a halfcircle, follow the directions for adjusting the level of your grinder. If you're working over a large area ...