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Cheap price high quality water well drill pipe
Drilling rods for drilling, drilling and drilling rigs, the production of models are 76,89,114,127 and other specifications, length 1M, 3M, 6M and so on according to customer needs to develop length, commonly used button for the API 2 3/8 2 7/8 3 1/4 and so on. Boring machine cutter type s100, s120, s135, s150, s160, s170, s200, s260, s300, s318H.
Our company with arich purification experiences in past years and sophisticated column seperation acilitie. We have been supplying the academia with reference.
