• By Machine Type
  • Core Attachments
  • Other Attachments
  • Monitoring Equipment
  • Mounting Options
  • Online Resources
4 Series augers for drilling - Digga Australia
specs see it in action

4 series augers - up to 5t

Our 4 Series augers are specially designed for mini loaders, skid steer loaders, and excavators up to 5 tonnes. For efficient drilling, the key is an effective auger cutting head. Depending on the ground condition, you can choose between a bladed cutting head, a tapered cutting head, or a rotating rock pick design. Need something longer? Digga has a full range of auger extensions available to suit your specific requirements.

Australian made quality

With over 30 years of auger design and manufacturing using the highest quality material, Digga augers boast extremely efficient cutting head designs, heavy duty tubing, and optimum flight pitches to provide maximum spoil removal in all ground conditions.

Easy fit design auger extension - Digga Australia

A4 earth

Drill holes in light earth conditions and clay. Numerous teeth options are available for most ground conditions. Available in Earth, Tungsten, or MFT for general drilling. Easy PADLOC knock in and out teeth require no special tools.

Easy fit design auger extension - Digga Australia

RC4 earth/rock

Digga's RC4 Augers come with tapered tungsten teeth which are designed for drilling in earth, shale, asphalt, permafrost and fracturable rock. Easy PADLOC knock in and out teeth require no special tools.

Easy fit design auger extension - Digga Australia

DR4 dedicated rock

Digga's DR auger range feature rotating rock picks and are specially designed for drilling from soft fracturable rock to very hard rock. DR's also feature short flighting to encourage regular spoil removal, allowing cool air to enter the hole, and facilitate regular inspection of teeth.

Easy fit design auger extension - Digga Australia

choose from a range of hub options

Match the hub style of your existing auger drive or drilling rig with square and round hub options.

Easy fit design auger extension - Digga Australia

Wear Parts & pilots

Our extensive range of quality wear parts and pilots are designed to suit most ground conditions. Choose from a range of flat, chisel, tapered teeth, or rotating rock pick configurations.

custom solutions

Our experienced drilling specialists will help you in constructing the right auger for your needs. Everything from the right cutting head to flight and pitch configurations and also choosing the right wear parts and accessories. See custom augers.

Specification a4 rc4 dr4
Drilling Conditions General Combo Earth & Rock Dedicated Rock
Standard Hub 65mm Round 65mm Round 65mm Round
Hub Options 50.8 mm Round / 57 mm Square / 75 mm Square 50.8 mm Round / 57 mm Square / 75 mm Square 75 mm Square
Overall Length 1200 mm 1200 mm 1200 mm
Flights (Lead) 8 mm 8 mm 12 mm
Flights (Carry) 8 mm 8 mm 8 mm
Teeth TS TT 19 mm Rotating Rock Pick
Pilot PM-SQ PM-HX-3 DP-UAPC3HXRH-SA
Ideal Drives ML / PDD - PD4 PDD - PD4 PDD - PD4
Optimum Drilling Speeds - rpm
Earth 55-65 55-65 N / A
Clay 45-55 45-55 N / A
Shale (Fracturable Rock) 25-45 25-45 25-45
Heavy Rock N / A N / A 10-25