2-1/4 Inch Diamond Core Bit For Dry Drilling Concrete and Asphalt

  • Laser Welded, 
  • Segment height 0.400", 
  • 11" long to produce 9" drilling depth.
  • All bits have 5/8"-11 threads.
  • Applications: Concrete, Asphalt, Brick & Block, Masonry. 
    Best for drilling brick and hollow block walls.
  • Equipment: Core Drill Rig, Handheld Core Drill.