

Hub
100mm Square
Lengths
6 ft, 8 ft, 10 ft
Model
XT40
Commonly Used For
Deeper Drilling
Large Diameter Drilling
Piling
-$72.00 $3,518.99
List Price: $3,590.99
Guaranteed Fit
Fast Shipping
Hassle-Free Returns
Couldn't load pickup availability
Description
When a job requires a deeper bore than the auger flight alone can reach, the XT40 Heavy Duty Auger Inner Extension adds length between a compatible drive and auger. This genuine Digga attachment accessory is the 6-foot configuration, SKU XT40IS-6F, with a 100 mm square hub. It provides additional reach while maintaining the specified XT40 connection, helping operators set up for deeper drilling without substituting an unverified interface.
The extension is identified as an inner auger extension for the Digga XT40 system. Its 100 mm square hub is a key fitment detail: verify that the drive and mating components use the matching hub before placing an order. A correct interface is essential for a secure assembly and effective transfer of rotational force. Check the drive model, hub dimensions, and the connection arrangement for the auger or other extension components being used.
Product information describes the XT40 as available in 6-foot, 8-foot, and 10-foot lengths. This SKU is the 6-foot length; it should not be confused with the longer options. Select the extension length according to required drilling depth, site conditions, and the configuration of the full auger assembly. The extension adds reach; it does not change the drive’s mounting interface or replace the need to confirm machine and attachment compatibility.
The XT40 is presented as a heavy-duty extension for substantial drilling loads, with existing product information associating the system with 20- to 30-tonne applications. Treat that application context as a system-selection indicator, not a standalone carrier-fit guarantee. Confirm the exact drive, carrier, auger, soil conditions, and manufacturer guidance for the intended work. The extension’s suitability depends on the complete setup and operating limits, not length alone.
Adding an extension can help reach below the depth available from the standard auger configuration, supporting work such as post holes, foundations, landscaping installations, and other ground-drilling tasks where added reach is required. The added length can also affect handling and the operating characteristics of the assembled auger. Use equipment within the limits specified by the relevant machine and attachment manufacturers, and follow safe operating procedures for drilling and handling long components.
Before installation, confirm the following details against the machine and attachment documentation:
Do not rely on a general description or machine class alone to establish fit. If the installed drive has a different hub size or connection, this extension may not be the correct component. Check the product identification and dimensional specifications before connecting parts. For an existing Digga setup, matching the drive model and hub is the practical starting point for confirming selection.
Install the inner extension according to Digga’s instructions for the XT40 drive and the complete auger assembly. Inspect mating surfaces and connection hardware before use, and ensure components are properly secured. Keep personnel clear of rotating equipment and follow the carrier and attachment manuals during operation. When changing from a standard-length setup, account for the extension’s added overall reach and the space needed to position, operate, and remove the assembled tool.
For storage and transport, handle the extension as a heavy equipment component and secure it to prevent movement. Inspect it periodically for visible damage, wear, or connection issues, particularly when used in demanding ground conditions. Discontinue use and investigate any suspected damage or loose fit before returning the assembly to service. Manufacturer instructions take precedence for inspection intervals, installation methods, and service limits.
This listing is for the Digga XT40 Heavy Duty Auger Inner Extension, 6-foot length, SKU XT40IS-6F, with a 100 mm square hub. The listed price is $3,518.99. The product is a genuine Digga part matched to the specified drive system; confirm the XT40 designation and hub dimensions against the equipment before ordering. eSkidSteer offers attachments, parts, and accessories for heavy equipment, with product selection organized for machine and attachment applications.
For drilling setups that need extra reach, the XT40 6-foot inner extension provides a defined length and connection specification for a compatible system. Confirming the drive, hub, and total assembly requirements helps avoid ordering the wrong extension and supports a properly matched auger configuration.
Shipping
The following are estimated processing and delivery times. We make every effort to fulfill orders as quickly as possible.
We only deliver within the United States. If a package can’t be delivered due to an error entering your shipping address, Eskidsteer is not responsible for any additional fees that may incur to reroute or reship the package.
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Shipping fee:
Delivery Time= Handling time +Transit Time:
Handling time: 3-3 Days
Transit time: 5-8Days
Order cut off Time: 5:00 PM (GMT-05:00) Eastern Standard Time (New York)
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Phone: +1 8667578337
Email: support@eSkidsteer.com
Address: 30 North Gould St Suite R, Sheridan, WY 82801, USA
Returns
Returns
We offer returns and exchanges in limited circumstances as follows:
We do not accept returns for products that were listed as final sale items at the time of purchase.
You agree to pay a 25% restocking fee on all returns, which we will deduct from any refund owing to you.
After the above referenced 30-day period, unfortunately we cannot offer you a refund or exchange, under any circumstances.
If your return or exchange is approved, we will provide instructions on shipping your items back to us or the applicable supplier via email.
You agree that you shall be responsible for all return shipping costs and related expenses.
Our shipping cost to you is not refundable.
You are also responsible for ensuring the items are carefully packaged for shipment and that risk of loss or damage during return shipping shall be your sole liability. You may wish to obtain insurance while the returned items are in transit.
Lost or Damaged
If the item is damaged when you receive it, do not sign the proof of delivery, and contact us immediately at support@eSkidsteer.com. If you sign the proof of delivery form, you cannot later claim the item was lost (i.e. not delivered) or damaged on arrival.
If the item is damaged on arrival take photos of the damage with a time stamp.
In the event the item is lost or damaged on arrival, we will assist you with filing a reimbursement claim directly with the applicable supplier or shipping company as applicable. However, you agree that as we are not the direct supplier of the items, it shall be your responsibility to pursue any claims with the applicable supplier in the event your lost or damaged item is not replaced by the supplier or carrier.
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Warranties Offered by Third Parties
Our third party suppliers and manufacturers may offer limited warranties on certain products sold on the Website. You may contact us and we can refer you to the applicable supplier or manufacturer if you wish to inquire about the details of any such warranties offered by those third parties. You agree that we shall not be liable or responsible for any warranties granted by such third parties.
To the extent products you order from us have warranties provided by a third party supplier or manufacturer, upon your request we agree to reasonably assist with the submission of warranty claims to such third parties. However, we make no guarantees that any warranty claims will be successful. You agree it is your responsibility to ensure warranty claims are submitted within the applicable timeframe to the applicable supplier or manufacturer.
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