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Geological Drill Rods
We manufacture drill rods are crafted from quality heat treated materials ensuring superior wear resistance, strength, and toughness in the most demanding applications.
Drill rods are available in DCDMA sizes AW, BW, NW and HW with tapered threaded tool joints in sizes AWY, BWY, NWY and HWY..
Drill rods are also available in wireline sizes A, B, N, H, P and metric sizes 42mm, 50mm, 60mm, 70mm and 90mm.
We also manufacture friction-welded drill rods for other applications such as DTH hammer drilling.
Casing tubes are available in DCDMA sizes BW, NW, HW, PW and SW and metric sizes 46 -146 mm.
| Size | Rod O.D. (inch/mm) | Ehd I.D. (inch/mm) | TPI |
| AWY | 1.72 / 43.7 | 0.62 / 16.0 | 5 |
| BWY | 2.13 / 54.0 | 0.75 / 19.0 | 5 |
| NWY | 2.62 / 66.7 | 1.25 / 31.3 | 4 |
| HWY | 3.50 / 88.9 | 1.62 / 41.1 | 4 |
