SPT Automatic Drop Hammer - 140 lb Weight, 30" Free Fall for ASTM D1586 Soil Penetration Testing
The Roschen DH66 Automatic Drop Hammer conforms to ASTM D1586-99 Standard Test Method for Penetration Test and Split Barrel Sampling of soils. This precision instrument delivers consistent, repeatable results for geotechnical investigations and subsurface exploration.
| Parameter | Specification |
|---|---|
| Hammer Weight | 140 lbs (64 kg) |
| Free Fall Distance | 30 inches (762 mm) |
| Driving Rate | 45 blows per minute |
| Sampler Compatibility | 2" OD x 24" length split spoon sampler |
- Consistent results with no human error
- No cables or ropes needed for operation
- High-efficiency 45 blows per minute driving rate
- Compatible with hollow stem auger or 3.25" probe rod systems
The DH66 Automatic Drop Hammer advances an ASTM standardized 2-inch OD x 24-inch length split spoon sampler for precise soil sampling and penetration testing. The system ensures every test is performed identically with the 140-pound weight maintaining a consistent 30-inch free fall before contacting the anvil.
This equipment meets ASTM D1586-11 Standard Test Method for Standard Penetration Test (SPT) and Split-Barrel Sampling of Soils, making it suitable for professional geotechnical drilling and soil testing applications.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.