3-Piece 1.5″ to 2.5″ Dry Diamond Core Drill Bit Kit

  • UPC: 817482025670
  • Dimensions: 14" x 12" x 4"
  • Weight: 9 lbs
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The Steel Dragon Tools three-piece dry diamond core drill bit kit will drill holes in block, brick, concrete, and asphalt. Bit sizes included: 1-1/2 in. (38 mm), 2 in. (51 mm), 2-1/2 in. (63 mm).


All core bits are 6-inches in length with 10 mm laser-welded split segments and 13/16-inch female threads. Includes 0.400 x 8 in. removable tapered pilot drill bit, SDS adapter with 13/16-inch male threads, hex adapter with 13/16-inch male threads, drift key, and aluminum carrying case.


Steel Dragon Tools diamond core drill bits have a one (1) year warranty against manufacture defect. Factory conforms to ISO-9001-2000 Quality Control Systems and ISO-14001-2004 Environmental Systems.



  • Bit Sizes: 1-1/2 in., 2 in., 3 in., 5 in.
  • Drilling Depth: 6 in.
  • All bits feature 13/16-inch female threads.
  • 1-1/2 in. x 6 in. dry core drill bit with three (3) laser-welded split segments.
  • 2 in. x 6 in. dry core drill bit with five (5) laser-welded split segments.
  • 2-1/2 in. x 6 in. dry core drill bit with nine (9) laser-welded split segments.
  • Extension Size: 8 in. x 1-1/8 in. extension with 13/16-inch female threads.
  • 10 mm segment height for improved operating life.
  • 6-inch barrel height and 7-inch overall height.
  • Removable tapered pilot drill bit (0.400 x 8 in.).
  • SDS adapter with 13/16-inch male threads.
  • Hex adapter with 13/16-inch male threads.
  • Includes drift key and aluminum case with foam to protect drill bits.


Steel Dragon Tools® offers a wide variety of professional-grade tools and high-quality replacement parts. Backed by years of manufacturing excellence and coupled with the latest technology, Steel Dragon Tools products provide incredible craftsmanship at an unbeatable value.