| Condition | New |
|---|---|
| ชื่อแบรนด์ | JTHL |
| Application | Work With Rotary Drilling Rig |
| Quality | Reliable Highest |
| Pressure From | Interlocking , Friction, Combined |
| Product Name | Rotary Drilling Rig Kelly Bar |
|---|---|
| Product Name | Rotary Drilling Rig Kelly Bar |
| Material | Seamless Steel Tube |
| Abrasion resistance | Very High |
| ประเภทล็อค | การล็อคหลายแบบ |
