Auger Extensions To Suit A8, RC8 & DR8 Augers - INNER

From $885.00 AUD
GST is included in price. Shipping calculated at checkout.

Size: Choose an option

Size: Choose an option
1000mm Inner Extension - 75mm Square
1500mm Inner Extension - 75mm Square
2000mm Inner Extension - 75mm Square
2500mm Inner Extension - 75mm Square
3000mm Inner Extension - 75mm Square
3500mm Inner Extension - 75mm Square
4000mm Inner Extension - 75mm Square

Auger Extensions To Suit A8, RC8 & DR8 Augers - INNER

Digga’s drilling extension range is the ultimate in quality and cost effectiveness. Completely manufactured by Digga using only the highest grade materials and strictest quality control. Our range of extensions are suited for machines between 8 and 20 tonnes.

• Easy connect design. No adaptors required.
• Welded hub and shaft reduces excess play in the
connections ensuring a straighter hole.
• Telescopic design makes it easier to drill deeper
while making it easier to store and transport extensions.
• Australian made quality

Available Length: 1000mm, 1500mm, 2000mm, 2500mm, 3000mm, 3500mm & 4000mm
Type: Inner
Auger Suitability: A8, RC8, DR8
Drive Suitability: PD4-5 to PD15
Machine Type: 8 To 20 Tonne
Max Torque: 14,000Nm
Standard Hub: 75mm / Square
Body: 75mm Square Solid
Availability: 2500mm to 4000mm are made to order


Telescopic extensions can slide inside the outer extension and even the auger for easy transportation.

Digga-XT75HD Easy Transport


The length of your auger and Telescopic extension can easily be adjusted for required drilling depth.



XT75HD Extensions will not fit inside A8 and RC8 augers which are 450mm (18”) and below in size and DR8 augers 300mm (12”) and below in diameter.

Package Variants

1000mm Inner Extension - 75mm Square, 1500mm Inner Extension - 75mm Square, 2000mm Inner Extension - 75mm Square, 2500mm Inner Extension - 75mm Square, 3000mm Inner Extension - 75mm Square, 3500mm Inner Extension - 75mm Square, 4000mm Inner Extension - 75mm Square