8% Cobalt for higher heat and abrasion resistanceHeavy-duty web construction for strength and durability135º split point begins drilling immediately, minimizing bit "walk" Cutting Diameter = 1/2 in Bit/Blade Mounting Cutting Usable Flute Length = 4...

In stock
  • RevType
  • 2
  • Manufacturer
  • IRWIN®
  • Sku
  • 58563132
  • Identity
  • 37043813288

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