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Specifications
1.Manufacturer of drill rod,twist drill rod,taper drill rod
2.high quality of light weight,
3.rapid connection,efficient
water exploring coal mine spiral/auger/twist drill pipe/rod
About Us
We are a professional manufacturer specialized in series of drill tools: PDC, PDC drill bits, diamond
drill bits, etc. We can also produce other products according to the customers requirements. We sincerely
welcome our friend both home and abroad to come for business talks.
Specifications of spiral drill rods
| No. | Specifications( mm) | Craft | Connection type with drilling machine | ||
| Dia. | Length | Thread type | |||
| 1 | 50-42 | 500~1500 | Taper thread | Friction welding | clamp |
| 2 | 63.5-42 | 500~1500 | Taper thread | Friction welding | clamp |
| 3 | 63.5-50 | 500~1500 | Taper thread | Friction welding | clamp |
| 4 | 73-50 | 500~1500 | Taper thread | Friction welding | clamp |
| 5 | 73-63.5 | 500~1500 | Taper thread | Friction welding | clamp |
| 6 | 90-63.5 | 500~1500 | Taper thread | Friction welding | Match active drill rod |
| 7 | 98-73 | 500~1500 | Hex. Shank | Friction welding | Match active drill rod |
| 8 | 110-63.5 | 500~1500 | Taper thread | Friction welding | Match active drill rod |
| 9 | 130-63.5 | 500~1500 | Taper thread | Friction welding | Match active drill rod |
| 10 | 146-73 | 500~1500 | Taper thread | Friction welding | Match active drill rod |
Ps: Special design is available upon your requirement.
3. hight quality auger pipes/rock drilling rods/spiral mining drill photos
