| Warranty | 1 Year | 
|---|---|
| Matériel | Q345B,35CrMo,27SiMn | 
| Couleur | Personnalisé, jaune ou personnalisé | 
| After-sales service provided | Video technical support,Online support,Engineers available to service machinery overseas | 
| Application | Bauer Sany XCMG Rotary Drilling Rig,Rock drilling | 
| Type | interlocking or friction kelly bar | 
|---|---|
| Procuct Name | Mechanical Lock Type Drilling kelly Bar | 
| Profondeur de forage | 10-60m | 
| Number Of Sections | 3-6sections | 
| Type de traitement | Traitement à chaud et forgeage |