Purchase Qty. Reference FOB Price
10-999 Pieces US$1,200.00
1,000+ Pieces US$1,130.00
Product Description
Friction Welded DTH Drill Rod Pipe Drill Tube for DTH Drilling The DTH drill pipe consist of pipe and two adapters,box and pin.We use high strength and well-resistance alloy steel,inserting of high tensile seamless pipe,and according to different drilling depth,we can offer various thickness of ...