The ThunderBay line of earth auger bits gets your project finished in record time, and with spectacular results. The fishtail centering point makes it very easy to start hole, and prevent the auger from "Walking" away as you...

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Product Review

The ThunderBay line of earth auger bits gets your project finished in record time, and with spectacular results. The fishtail centering point makes it very easy to start hole, and prevent the auger from "Walking" away as you begin to drill.

  • Features a replaceable fishtail centering point
  • Hardened steel, replaceable cutting blade
  • 4 inch drilling diameter
  • 7/8 inch drive will fit all Thunderbay, Earthquake, Dolmar, Echo, and Maruyama power heads
  • Rugged welded steel construction with extra heavy powedercoat paint finish

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