Steel extension drill Rod
Extension drill rod 1)thread: R22 R25 R28 R32 T38 T45 T51 T60 2)rod type: hex or round(plain) 3)length:280mm-6400mm
Extension drill rodt45 extension rodThread: R32, R38, T38, T45, T51
Top Hammer / Production Rock Drilling Tools:
Coupling Sleeves, Thread Button Bits, Extension Rod, Shank Adaptors.
Extension drill rodD: 32,38,45,51mmL: 800-6100mmThread: R32, R38, T38, T45, T51
Thread type:Hex25, Hex28, R32, R38, R45, R51, H32, Hex35, T45, T51, Length: 1000mm-6100mm extension rods, driftiing rods
| Product Name | Dia(mm) | Thread | Length(mm) |
| Hex Rods and MF Rods | Hex25 | R25-H25-R25 | 1000 |
| R25-H25-R25 | 2475 | ||
| R25-H25-R25 | 3090 | ||
| R25-H25-R25 | 3700 | ||
| R25MF | 4305 | ||
| Hex28 | R25 MF Rod | 1000 | |
| R28-H28-R28 | 1830 | ||
| R28-H28-R28 | 3050 | ||
| R28 MF | 1220 | ||
| R28 MF | 3050 |
Steel extension drill Rod
