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McMillen

Auger Adapters and Collars

Available auger adapters include:

  • 2.00” Round to 2.00” Hex
  • 2.00” Round to 2.56” Round
  • 2.56” Round to 2.00” Round
  • 2.56” Round to 2.00” Hex
  • 2.00” Hex to 2.00” Round
  • 2.00” Hex to 2.56” Round
  • 2.00” Hex to 2.50” Hex
  • 2.50” Hex to 2.00” Hex
  • 2.62” Hex to 2.00” Hex
  • 2” Hex to 2.62” Hex
  • 2.62” Hex to 2.50” Hex

Available auger collars include:

HDR Style Auger Bit (Rock Auger)

This product has been renamed to the Rock Ripper Auger.

  • Solid, Fractural Rock, Frozen Ground, and Compacted Soils
  • 6” to 36” Diameter Available
  • 4 Ft. Overall Length with 2” Hex Collars Only
  • Heavy Duty Single Flighted Fabricated ¾” Thick Boring Head with Bullet Style Teeth
  • Hard Faced Outer Edge
  • Two Year Warranty

Rock Ripper Auger (Rock & Frost)

  • 4.5” to 30” auger diameters available
  • 4 Ft. overall length with 2” hex collars only
  • Heavy duty single flighted fabricated 3/4” thick boring head with bullet style teeth
  • Hard faced outer edge
  • Two year warranty

HTF Style Auger Bit (Tree Auger)

  • Six diameters available: 18”, 24”, 30”, 36”, 42”, & 48"
  • 2” Round, 2-9/16” Round, or 2” Hex Collars Available
  • Standard Wear Components are Hardened Gage (Outside) Teeth, Hardened Wisdom (Inside) Teeth And 3½” Diameter Hardened Fishtail
  • Two Year Warranty

75 Series Auger Drives

  • Maximum auger diameter 24". 30" or 36"
  • Reverse rotation for quick backout when obstructions are encountered
  • Hydraulic relief valve protects the units from damage when the auger hits large immoveable objects.
  • 2 Year Comprehensive Warranty
  • 5 Year "No Hassle" Planetary Gearbox Warranty
Available Mounts: 
  • Universal Skid-Steer
  • Compact Tractor
  • Tractor Loader/Backhoe
  • Compact Wheel Loader
  • Mini Excavator

75 Series Auger Drives (High Flow)

X4075 Planetary Drive Unit 24-32 GPM

  • Planetary Gear Reduction
  • Output Torque Maximum 5,048 lb-ft.
  • 48" Maximum Auger Diameter
  • 2" Hex Output Shaft
  • Two Year Warranty on Planetary Drive

X5075 Planetary Drive Unit 28-40 GPM

  • Planetary Gear Reduction
  • Output Torque Maximum 5,069 lb-ft.
  • 48" Maximum Auger Diameter
  • 2" Hex Output Shaft
  • Two Year Warranty on Planetary Drive

X6075 Planetary Drive Unit 30-53 GPM

  • Planetary Gear Reduction
Available Mounts: 
  • Universal Skid-Steer
  • Telehandler
  • Excavator

25 Series Auger Drives

For skid-steer loaders, compact tractors, mini compact loaders, excavators, mini excavators, tractor loader backhoes and telehandlers.

  • 6 to 26 GPM available
  • Augers available up to 36” diameter
  • Wide variety of auger diameters, lengths and style for every digging application
  • Extensions available for deeper digging
  • Various mounts available for most applications
  • 1 year warranty with additional 1 year on planetary

Wear Components for Auger Bits

  • Available in four styles to handle a variety of soil conditions.
  • Fits most augers including McMillen, Danuser, and Premiere.

50 Series Auger Drives

This product is discontinued and is listed here for informational purposes only. Please check out our current auger drives instead.

Available Mounts: 
  • Universal Skid-Steer

HDC Style Auger Bit (Cast)

  • For Compacted Soils, Heavy Clay, Asphalt, Frozen Ground & Fractural Rock
  • Available in 6” To 48” Diameter in Four Over All Lengths
  • 2” Round, 2-9/16” Round, Or 2” Hex Collars Available
  • Heavy Duty Cast Steel Boring Head Using Individual Tooth Pockets (Drive-In Teeth Using Rubber Lock Retainment)
  • St

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If you need a quote or would like more information on one of our products then try out the request information page. Or you can call us toll free at 1-888-317-5878.