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Irwin Tools Irwin Industrial Tools 49907 I-100 7/16-Inch Auger Bit

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Product description

  • Single-spur cutting edge scribes the circumference of the hole for a smoother finish
  • Coarse screw point provides fast boring in hard and soft woods
  • All bits have a 4-1/2 In. twist length and a 7-1/2 In. overall length
  • Full-length heat treated bit guards against bending in heavy-duty applications and strengthens the twist where the greatest strain occurs

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