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Shandong Jinzuan Rock Drilling Tools Co., Ltd.
Rock Drilling Tools, Mining Tools, PDC drill bit, DTH Drilling Tools, Mineral Ground tools
Shandong, China
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1 products found
30mm, 32mm, 34mm, 36mm, 38mm, 40mm and 41mm Premium Conical Drill Bits
38mm Drill Bit
34mm Button Bit
Tapered Drill Bit
