Twist Drill Rod/Coal Drill Rod
Specifications
1.Twisted Steel Rods for coal mine2.Made with excellent quality steel
3.High efficiency of drilling
4.BQ, RQ, NQ, HQ, PQ
Twist Drill Rod
The material of this product are the 55 sinomo hollow hexagon bar iron. The specification: 0.5, 0.8 meter, 1 meter to 6 meter etc., each kind of specification is complete.
The feature :
1, Light weight (lighter than the old-fashioned drill pipe 45%)
2, Footage soon, dust small vertical holes left after drilling cuttings, into a hole clear.
3, Card beans quickly and easily connect and save banding material.
4, Under separation of body and drilling may be the end, the use of life extended.
5, water-based wet good pass operation.
Notes:
Non-standard also can be available according to your points.
If you have any questions, please don't hesitate to contact us.
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