Belltec DCA Series Auger Bit
A cost-conscious dirt auger-bit family for sand, silt, clay and other displaceable soils, available in multiple diameters, lengths and semi-double or double-flight configurations.
Series
Model
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Description
Belltec DCA Series auger bits provide a practical, durable option for routine drilling in displaceable soils such as sand, silt and clay. The hardened cast boring head and bolt-on tooth design are built for repeated use while keeping wear components serviceable.
DCA bits are available in diameters from 6 to 36 inches and in 48- or 54-inch overall lengths. Customers can choose semi-double flighting, with double flighting at the head and single flighting along the shaft, or continuous double flighting.
The diameter, connection and flight design should be matched to the auger drive, carrier and expected soil. Solaris can help identify the appropriate configuration and confirm that the complete drilling system is compatible.
Product Support
To help you select a DCA bit, please share your auger-drive make and model, output-shaft connection, required hole diameter and depth, machine hydraulic capacity and expected soil conditions.
Verify drive torque and approved maximum diameter before use. Contact Solaris for compatible drives, replacement teeth and pilots, wear parts, configuration guidance and availability.
Product guides, brochures and manuals
Options & Specifications
| Option | Available configuration |
|---|---|
| Ground conditions | Sand, silt, clay and other displaceable soils |
| Diameter range | 6–36 in. |
| Overall length | 48 or 54 in. |
| Flight configuration | Semi-double or double flight |
| Flighting thickness | 5/16 in. |
| Pilot diameter | 3.5 in. |
| Head | Hardened cast boring head |
| Teeth | Bolt-on design |
Semi-double flight: double flighting at the head with single flighting along the shaft. Double flight: continuous double flighting along the full shaft.





