For Granite (http://tanbrown.org) GRANITE GRANITE GRANITE WITH HIGH WITH HIGH WITH HIGH RIGIDITY RIGIDITY RIGIDITY (beads/m) 39-40 37-3930-35(cutting speed m/s)18-2420-2525-30For Marble (http://www.lightemprador.com) Marble Marble Marble WITH HIGH WITH HIGH WITH HIGH RIGIDITY RIGIDITY RIGIDITY (beads/m) 27-3027-3027-30(cutting speed m/s)33-4035-4238-45
