Hammer Drilling Rod, Drill Pipe, Tubing manufacturer / supplier in China, offering Hollow Drill Rods for Rock Drill, Top Quality Mining Drilling Rod, DTH Trailer Drill Rig for Water Well Drilling, Hfw200L Convenient Mobile Crawler Water Well Drilling Rig and so on.
|Min. Order / Reference FOB Price||1 Piece||US $100-500/ Piece|
|Payment Terms:||L/C, T/T, Western Union, Paypal, Money Gram|
|Length:||Bq Nq Hq Pq|
Hollow Drill Rods For Rock Drill, Top Quality Mining Drilling Rod
4.can deliver to customers promptly
5.can be obtained from us directly at any time
1.applicable hard,very hard and medium soft rock formations.
2.Reliable quality, long service life, rare abnormal breakage during service life.
3.Good flushing effect to ensure high drilling rate
4.Strict quality warranty and compensation rules