Westfalia would like to present the diamond professional set 115 110 mm for your angle grinder 1 diamond cutting disc with turbo edge smooth steel blade and cooling holes for use on natural and synthetic stones bricks ceramics concrete and hard types of stones such as paving stones 2 diamond cutting disc with segmented edge for use on hard metals like concrete reinforced concrete medium hard brickwork and general building materials 3 diamond cutting disc with closed edge