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Urumqi Siruite Mechanical Equipment Co.,Ltd
URUMQI SIRUITE MECHANICAL EQUIPMENT CO., LTD
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rotary rock drill bit
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rotary rock drill bit
rotary rock drill bit
14 3-4 inch 5 blades medium hard rock drill rotary PDC bits for petroleum and water drilling
6 inch underground deep water boring well rotary rock drill tricone bit
API certificate 12 1-2 well drilling equipment TCI rotary rock drill roller cone bits
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