China High Precision High Strength End Design Kelly Bar Piling, Find details about China Kelly Bar, Drilling Rig Kelly Bar from High Precision High Strength End Design Kelly Bar Piling
Name | Interlocking kelly bar |
Other names | Kelly bar / drilling rig kelly bar / drilling rig kelly |
Model | 355/368/377/394/406/419/440/445/470/508/530/580/630 |
Material | Q345B/35CrMo/42CrMo/27SiMn |
Formation | For strongly, medium and slightly weathered soft to very hard rock layer |
Similar type | Friction kelly bar |
Machine | Rotary drilling rig |
Brand | Baue / Soilmec / IMT / Mait / Sany / Zoomlion / Sunward / XCMG |