This Segmented Position 1 CNC Diamond Tool is thefrom Tyrolit Vincent . These 30mm eased bullnose bits are made for doing sinkholes on granite slab or engineered stone . These are built for minimum noise with no chipping or burning of your material. These are made for doing sinkholes and wash basins on your CNC machine and that is why they have the smaller radii (3mm).
You can get top performance out of this CNC tool by running it with plenty of water on a properly maintained high powered machine. These are excellent for profile shaping of granite and engineered stone, these are also the fastest CNC tools available on the market today!