This adapter is designed for both our plug spawn bit and sawdust spawn bit.

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Product Review

This adapter is designed for both our plug spawn bit and sawdust spawn bit.

  • Convert a standard 4.5" angle grinder into a 10,000 RPM+ drill for mushroom log inoculation.
  • Made of high quality aircraft grade aluminum for a long maintenance free life.
  • Bit held in place by included set screw. Adapter will hold a drill bit with approximately a 1/4" shaft.
  • Designed specifically for log based mushroom cultivation.
  • Pair with our mushroom plug or sawdust spawn drill bit for professional grade cultivation.

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