Quality | Premium | Sizes | Various |
Material | Steel | OEM | Supported |
Logo | Supported |
SD4 DTH Drill Bit Bit diameter: 105mm-130mm |
SD5 DTH Drill Bit Bit diameter: 140mm-165mm |
SD6 DTH Drill Bit Bit diameter: 152mm-216mm |
SD8 DTH Drill Bit Bit diameter: 203mm-305mm |
SD10 DTH Drill Bit Bit diameter: 245mm-311mm |
SD12 DTH Drill Bit Bit diameter: 305mm-580mm |
No.9 Mulanli Road, High-Tech Development Zone, Zhengzhou