Pro Diamond 3" Dry Core Bits, 9" Tube Length, 7.5MM; Premium Blue Turbo, SOLID BARREL

Drill clean, precise holes through brick and concrete block with the Pro Diamond 3" Dry Diamond Core Drill Bit. Built with #30/40 diamond grit segments for efficient cutting and long service life in soft masonry materials.

Ideal for running electrical, plumbing, and HVAC lines through brick walls and CMU block. The 9.5" drilling depth handles single and double-wythe walls with ease. Open segment design promotes efficient dust removal during dry use, and the bit can also be used wet for extended life.

Specifications:

• Diameter: 3"
• Drilling Depth: 9.5"
• Arbor: 5/8"-11 Thread
• Diamond Grit: #30/40
• Application: Brick, Cinderblock, Soft Masonry
• Use: Dry or Wet