| Decision | Evidence to obtain | How to use it |
|---|---|---|
| Drive and bit | Drive model, bit connection and soil conditions | Specify the complete drilling assembly |
| Hole geometry | Diameter, depth and extension requirements | Check handling and access as well as reach |
| Wear reserve | Teeth, pilot and flight condition | Price consumables separately from the drive |
Compatibility factors to verify
Information required
- Hole diameter, depth and ground conditions
- Drive flow and pressure limits
- Bit connection, mount and retention hardware
- Extension handling and overhead space
- Gearbox, flights and tooth replacement estimate
Fitment and operating checks
- Carrier machine class and serial-specific configuration
- Attachment weight, centre of gravity and machine stability
- Pin geometry, ear width or exact coupler interface
- Hydraulic flow, pressure, return line and case drain where applicable
- Auxiliary electrical controls and manufacturer restrictions
Manufacturer guidance
Reviewed 2026-09-08Screening is not confirmation
Final fitment, stability, hydraulic performance and safe operating limits must be confirmed through applicable manufacturer guidance, a dealer or a qualified attachment supplier.
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