SDS-MAX Rotary Hammer Tunnel Drill Bits
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Part No: SDS-MAX Rotary Hammer Tunnel Drill Bits

  • Ideal for quick drilling of deep through holes
  • Two flute design enables fast removal of debris
  • Asymmetrical carbide teeth design prevents chattering and increases drilling efficiency
  • Carbide centering point reduces bit walking for fast and accurate material penetration
  • Use with Makita Rotary Hammer Bit Grease 194683-7
  • Available in 2-1/8”, 2-1/2” and 3-1/8” diameters
  • Available in 24” overall length
  • Recommended to use Premium SDS-MAX Core Bits for diameters >3-1/8”


B-66298, B-66307, B-66313

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Note: Makita Canada reserves the right to change specification of products without notice. The contents of the parts breakdown and Instruction manuals may be different from current products.