Product Description
The Digga DR4 Auger - 65mm Round Hub - 19mm Rotating Pick is a heavy-duty dedicated rock auger designed for efficient drilling in shale, compacted ground, and hard fracturable rock. Featuring durable 19mm rotating tungsten carbide rock picks, a robust auger body, and a 65mm round hub, the DR4 delivers excellent cutting performance, wear resistance, and reliable spoil removal in demanding drilling applications.
Features
Designed for dedicated rock drilling
19mm rotating rock picks for strong cutting performance
Heavy-duty auger body for added strength
Shallow-pitch flighting for efficient spoil removal
Helps improve airflow and cooling during drilling
Suitable for shale and heavy rock conditions
Replaceable wear parts for easier maintenance
Built from high-grade steel for long service life
True-cut design for accurate hole diameter
SPECIFICATIONS:
| Additional Features | Details |
|---|---|
|
Drilling Conditions |
Dedicated Rock |
| Standard Hub | 65mm Round |
| Overall Length | 1200 mm |
| Flights - Lead (under 150mm) | 12 mm |
| Flights - Carry (under 150mm) | 8 mm |
| Flights - Lead (over 150mm) | 12 mm |
| Flights - Carry (over 150mm) | 8 mm |
| Teeth | 19 mm Rotating Rock Pick |
| Pilot | DRP-19-15 |
| Earth Drilling | Not Recommended |
| Clay Drilling | Not Recommended |
| Heavy Rock Drilling Speed | 10-25 RPM |
| Shale (Fracturable Rock) Drilling Speed | 25-45 RPM |
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