... of hole saws for cutting masonry building materials, such as concrete, bricks, stone blocks HOLE SAWDiamond core drills are on ... welded type for choice both professional cutting performance on concrete, brick,reinforced concrete, etc. Laser welded ones can realize heavy-duty ... grit edged hole saws can dry&wet cutting those bricks, concrete, ceramics, tiles, granite slabs, etc.Max cutting depth: 38mm ...