![Connect and disconnect your augers faster with an easy fit design with no additional adaptors required.](images/features/feature-plus.png)
![Our auger extension design reduces excess play in connections with welded hubs and shafts, ensuring you drill a straighter hole.](images/features/feature-plus.png)
![An extension designed to make it asier to transport. Inner extensions can be slid inside outer extensions or augers to save space and reduce loading time.](images/features/feature-plus.png)
![2ft / 3ft / 4ft / 6ft / 8ft length outer extensions available.](images/features/feature-plus.png)
![Be assured of an American made quality product. Digga manufactures in-house using only the highest grade materials and strictest control processes.](images/features/feature-plus.png)
![](images/features/auger-extensions/features-benefits-auger-extensions-2-5in.png)
2.5" Hex auger extensions
Increase the drilling depth of your auger bit with a Digga 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.
![](images/products/extensions/auger-extensions-xo25-xt25-easy-fit-design.jpg)
Easy fit design
Easy fit design with no adaptors required helping you connect and disconnect your augers faster.
![](images/products/extensions/auger-extensions-xo25-xt25-reduce-play.jpg)
Reduce excess play
Welded hub and shaft reduces excess play in the connections ensuring a straighter hole.
![](images/products/extensions/auger-extensions-xo25-xt25-transport.jpg)
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.
![](images/products/extensions/auger-extensions-xo25-xt25-lengths.jpg)
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.
![](images/products/quality-made-usa.jpg)
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 |