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2.5" hex auger extensions

Increase the drilling depth of your auger with a Digga auger extension. For drive units with 2.5in hex shafts, the XO25 outer extension is available in 4 different lengths - 4ft, 6ft, 8ft, and 10ft, while the XT25 telescopic extension (inner) comes in 4ft, 6ft, and 8ft lengths.

easy fit design

Easy fit design with no adaptors required helping you connect and disconnect your augers faster.

reduce excess play

Welded hub and shaft reduces excess play in the connections ensuring a straighter hole.

Telescopic extension

A telescopic design makes it easier to drill deeper as well as easier to transport. Inner extensions can be slid inside outer extensions and augers saving space and reducing loading time.

Various lengths

Various length options available including 4ft, 6ft, 8ft, and 10ft for XO25 outer extensions and 4ft, 6ft, and 8ft lengths.for XT25 telescopic inner extensions.

american made quality

Our quality products are manufactured in-house by Digga in America. We use only the highest grade materials and strictest quality control.

  outer - xo25 innter - xt25
Type Outer Telescopic (Inner)
Auger Bit Suitability A6 / RC6/ DR6 / A8 / RC8 A6 / RC6/ DR6 / A8 / RC8
Drive Suitability 4DDS - 7DDS 4DDS - 7DDS
Machine Suitability Up to 15 ton Up to 15 ton
Maximum Torque 11500 ft lbs 7000 ft lbs
Standard Hub 2.5 in Hex 2.5 in Hex
Body - Dia x Wall 5.5 x 0.337 in 2.5 in Hex
Length Options 4 / 6 / 8 / 10 ft 4 / 6 / 8 ft
Availability Stock Item Stock Item