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Hebei Crossing Drill Bit Manufacture Co Ltd

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图片 标 题 更新时间
Drilling machine part high manganese steel durable 5 3/4"- 26" 115 milled ball i
Tricone rotary bit /Tricone bits can be customized to optimize penetration rates and bit life in particular formations a 		2024-05-06
Open bearing 121 4 mining tricone bit for exploration
size:121/4"311.1mm) IADC:532 Tooth type:tungsten carbide insertconnection :65/8" API Regbearing:standard open bearing,ai 		2024-05-06
Sealed bearing 77 8" IADC845 mining rock drill bit
size:77/8(200mm) IADC:845Tooth type:tungsten carbide insertconnection :41/2" API Regbearing:rubber sealed roller bearing 		2024-05-06
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