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Frequently Bought With
Frequently Bought With
Frequently Bought With
Frequently Bought With
Frequently Bought With
Frequently Bought With
Frequently Bought With
Frequently Bought With
Frequently Bought With
Frequently Bought With
Frequently Bought With
Frequently Bought With
Frequently Bought With
Frequently Bought With
Frequently Bought With
Frequently Bought With
Frequently Bought With
Frequently Bought With
Frequently Bought With
Frequently Bought With
Frequently Bought With
Frequently Bought With
Frequently Bought With
Elevate your drilling with Digga's exclusive RC4 Rock/Earth Combo Auger Bit. Engineered for the elite professional, this premium bit effortlessly tackles earth to medium rock with its all-purpose taper teeth. Featuring Digga's innovative tooth-locking system for easy maintenance, the RC4 is your next-level solution for versatile, high-performance drilling. Choose Digga for unparalleled auger technology.
| RC4 AUGER BIT SPECS | |
| DRILLING CONDITIONS | GENERAL | 
| HUB | 2" HEX | 
| OPTIONAL HUB | N / A | 
| OVERALL LENGTH | 48" | 
| PIPE | 2.375" - 4.5" | 
| FLIGHTS (LEAD) | 5/16" | 
| FLIGHTS (CARRY) | 5/16" | 
| TEETH | TTD / TTS | 
| PILOT | PM-HX-3 | 
| MAX SIZE | 48" | 
| IDEAL DRIVES | 1MDS-4DSS | 
| OPTIMUM DRILLING SPEEDS | |
| EARTH | 55-65 RPM | 
| CLAY | 45-55 RPM | 
| SHALE (FRACTURABLE ROCK) | 20-45 RPM | 
| HEAVY ROCK | N / A | 
| AUGER FEATURES | DOUBLE START, SINGLE CARRY FLIGHT CONFIGURATION. SHALLOW FLIGHT PITCH FOR GREATER SOIL RETENTION. HEAVY DUTY AUGER BODY, FOR GREATER WEAR & PERFORMANCE | 
 Open augers-a4-rc4
                                Open augers-a4-rc4
                            
Digga RC4 Combination Rock/Earth Auger Bit
No need to have two augers for different conditions. The RC4 is ideal in all drilling conditions; cut a clean, clear hole in soft earths and clays, and maintain the ultimate ripping ability in fracturable rock.
Digga’s True Cut Auger Bits boast a heavy-duty design with high-efficiency cutting heads to maximize your drilling performance. Each Auger Bit is fitted with a range of quality wear parts providing superior wear and performance.
Features
- Variety of hub options (Hex, Round and Square)
- Heavy-duty shaft manufactured from high-grade steel
- Shallow pitch flights for optimum removal of spoil
- True Cut design ensures a 12” auger drills a 12” hole
- Full range of drive adapters & extensions available to maximize drilling depth
This auger bit has been designed with a double start single carry flight configuration. Its flight pitch is shallow for greater soil retention, and its heavy-duty shaft allows for greater reliability in tough conditions.

Also included with this purchase:
- Digga RC4 Auger Bit Operating Manual
- Digga 12-Month Manufacturer Warranty
- Attachments King Equipment Compatibility Guarantee
- BONUS! 30-Day Dedicated 1-on-1 Support for Attachment Install & Use from an Attachments King Expert
Drive Unit Sold Separately
Hoses Sold Separately
Mount & Linkage Sold Separately
If you would like to put together a full Auger Package including a Mount, Hoses, and Drive Unit... give us a call at (302) 732-2804 and we'd be happy to configure one for your machine!
We offer FREE 2-5 day shipping (LTL Freight and Residential) for all Digga attachments. Products will ship out in 1-3 business days and tracking information will be provided. 30-DAY NO HASSLE REFUNDS AND RETURNS If there's an issue with your product, we make refunds and returns quick and easy. To contact us, email sales@attachmentsking.com. More information on refunds and returns can be found here.
The Future of Drilling Is Here!
Attachments King is proud to partner with Digga and bring their cutting-edge technology to operators nationwide.
For over 40 years, Digga has been working with operators to improve and refine their implements. Today, they provide access to the most advanced equipment in the industry.
View our Digga Collection
 
     
                 
                 
                 
                