Reddit reviews Archer Pro Turbo 4" in. Diamond Grinding Wheel for Stone Grinding. Coarse Grit 4 in. x 5/8 in. -11 Fine Grit
We found 1 Reddit comments about Archer Pro Turbo 4" in. Diamond Grinding Wheel for Stone Grinding. Coarse Grit 4 in. x 5/8 in. -11 Fine Grit. Here are the top ones, ranked by their Reddit score.
Ideal for both professional contractors and DIY home usersTurbo segments for fast removal with a smooth finishGrade A diamond crystals. Medium bond for both concrete and stone grindingSuitable for both dry and wet use5/8 in. -11 thread fits on angle grinder
You want a diamond grinder wheel. Something like this: https://www.amazon.com/Turbo-Diamond-Grinding-Grinding-Coarse/dp/B00XIKZ7AC/ref=mp_s_a_1_14?ie=UTF8&qid=1550001781&sr=1-14&refinements=p_n_feature_eight_browse-bin%3A4539398011&pi=AC_SX236_SY340_QL65&th=1&psc=1
Move the grinder fast as it can be aggressive. It is going to be very dusty so I would suggest plastic drop cloths taping off the area.