DHD3.5-95mm DTH Hammer Drill Bit for Mining, Quarry, Water Well Drilling Rig Product Description The DHD3.5 drill bit is a common DTH hammer drill bit model, widely used in mining, geological ...Lihat Lebih Lanjut
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DHD3.5-95mm DTH Hammer Drill Bit for Mining, Quarry, Water Well Drilling Rig