| Usage | Foundation Pile Hole |
|---|---|
| Product Name | Foundation Engineering Drilling Machine Interlocking And Frictional Rotary Drilling Rig Kelly Bar 4x15m |
| Type | Interlocking / Frictional/combined |
| profondità di perforazione | 40-120 m |
| Diametro di perforazione | 600-3000mm |