DR11 Dedicated Rock Auger Bits

DR11 auger bits feature short flighting to encourage regular spoil removal, allowing cool air to enter the hole and facilitate regular inspection of its carbide bullet teeth.

Digga’s DR11 AUGER features rotating rock picks and is specially designed for drilling from soft fracturable rock to very hard rock.

For smaller machines, smaller holes, or smaller drilling drives, DR4 auger bits and DR6 auger bits are also available from Digga.

Digga has over 40 years of auger bit design and manufacturing experience. Our range is designed with the ultimate in performance, quality, and added value.

DR11 Auger Bit Specs
Drilling Conditions	Dedicated Rock
Hub	4" Square
Optional Hub	5" Hex
Overall Length	60"
Pipe	3" - 5.5"
Flights (Lead)	13/16"
Flights (Carry)	5/8"
Teeth	3/4" Rock Pick
Pilot	DRP-19T
Max Size	60"
Ideal Drives	20DD-30DD, SD45-SD95
Optimum Drilling Speeds
Earth	N/A
Clay	N/A
Shale (Fracturable Rock)	25-45
Heavy Rock	10-25
Auger Features	Double start, single carry flight configuration. Shallow flight pitch for max spoil removal. Short flighted augers, encourages regular removal of spoil, allowing cool air to enter the hole & regular inspection of teeth.