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Cangzhou,Hebei,China China
連絡先担当者 yousuf sun
住所 Cangzhou, Hebei
Solidkey Petroleum Machinery Co., Ltd. established in 1990, essential products are Tricone bits, single cone bits, hole opener, drag bit, PDC bits, st
1 The water circulation, Elastomer & metal-face sealed roller bearing tricone bit .High precision bearing with two thrust faces. Ball lock the co
IADCcode IADC537 Bitsize 12-1/4(in)311.2(mm) Toothtype Wideteeth, chiselinsert Threadconnections AccordingtoAPISp...
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