| After-sales Service: | Yes |
|---|---|
| Warranty: | The Degree of Product Wear |
| Foot Value: | with ,Wihout Both Will Do |
| Series: | SD, HD, Ql,Cop ,Br, DHD, Mission,HD,Numa |
| Aplication: | DTH Drilling. Coal Mining, Quarry,Water Well Drill |
| Usage: | Use Together with DTH Button Bits |
