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Diamond Products

Core Bore Step Bits Premium Black

$1,22284 $2,40200
Shipping calculated at checkout.


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Premium Black- POL - General Purpose, Longest Life

  • Designed to make a recessed 'step' for drain covers, and other special uses
  • Custom sizes available.
  • Available in all quality grades and in straight segment or turbo style
  • Custom made to your individual application.
  • Other sizes and specifications available*Star Blue excluded

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Core Bore Step Bits Heavy Duty Orange

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Heavy Duty Orange Turbo Wet Core Bit

Premium Black - POL Specs
Heavy Duty Orange (HOL)
Size/Description Part # Cat #
2" x 3" x 4" x 6" Core BH200030004000 01079
2" x 4" BH20004000 23045
2" x 4" x 6" BH200040006000 08724
2" x 4" x 6-1/2" BH200040006500 27384
2-1/4" x 2-1/2" x 8-1/4" Core BH22502500 04961
2-9/32" x 2-9/16" BH22812562 52075
3" x 3-1/2" Core BH30003500 78611
5" x 3" x 1" BH531STP 50768