Hole Saw,hole cutter Full series of hole saws for cutting masonry building materials, such as concrete, bricks, stone blocks HOLE SAWDiamond core drills are ... depth: 38mm, diameter from 14mm to 152mmTungsten grit tipped hole saw is to cut holes in concrete, bricks, cements, plaster ... wall for line and pipe paving. Dry and heavy -durty work. Max cutting depth: 70mm, max diameter: 152mmTCT hole saw is ...