Purchase Qty. Reference FOB Price
1-49 Pieces US$139.99
50+ Pieces US$129.99
Product Description
Low Air Pressure DTH Drilling Hammer Bits Apply for engineering hole such as drilling blasting hole, guardrail hole in mines, quarries, expressway, the mountain barrier inforcement, anchorage, geothermal air conditioning hole, well-drilling hole etc. Product Parameters Model Borehole Diam(mm) ...