#30/40 diamond grit, premium quality, designed for drilling masonry, concrete block and soft brick - Diameter: 4 inches - Thread: 5/8"-11 threaded - Drilling depth: 9.5" - High diamond concentration and quality guarantee lon...

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#30/40 diamond grit, premium quality, designed for drilling masonry, concrete block and soft brick - Diameter: 4 inches - Thread: 5/8"-11 threaded - Drilling depth: 9.5" - High diamond concentration and quality guarantee longer coring life

  • MULTIPURPOSE - designed to drill soft brick and building block
  • HEAVY DUTY - embedded diamond concentration guarantees longer core life and efficient drilling
  • ARBOR SIZE - 5/8"-11 threaded arbor
  • DRILLING DEPTH - 9.5" drilling depth
  • GRIT SIZE - #30/40 grit size

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