| Material | 16Mn for drilling bit; 16Mn/35CrMo for kelly bar; Q235 for tremie pipe |
|---|---|
| Color | Customized |
| After-sales service provided | Video technical support,Online support,Engineers available to service machinery overseas,Field maintenance and repair service,Field installation |
| nama | panduan kelly untuk pengeboran rotary rig suku cadang mesin konstruksi bagian tumpukan rig |
| Kemasan rincian | pelanggan |
