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zhonghua road,Cangzhou,Hebei,China China
8 1/2"ZW 517G tricone bit for rock drilling bit Basical Specification Size of Rock Bit 8 1/2inches 215.9mm IADC Code 517G T...
BasicSpecification Size of Rock Bit 9 1/2inches 241.3 mm IADC Code 217 Thread Connection 6 5/8API reg pin Factory Series ZWSeries O-ring sealed beari
10 5/8"ZW127tricone bit for rock drilling bit Basical Specification Size of Rock Bit 10 5/8inches 269.9 mm IADC Code 127 Thre...
9 7/8"ZW537G tricone bit for rock drilling bit Basical Specification Size of Rock Bit 9 7/8inches 250.8mm IADC Code 537G &nbs...
Product Description Drag bit features 1, A solid one piece heat treated, 4140 alloy steel body for bitstrength & durability; 2, CNC threaded machining
12 1/4"ZW617G tricone bit for hard rock drilling bit Basical Specification Size of Rock Bit 12 1/4inches 311.15 mm IADC Code 617G T...
17 1/2"ZW637G tricone bit for hard rock drilling bit Basical Specification Size of Rock Bit 17 1/2 inches 444.5mm IADC Code 637G Thread C...
8 1/2"IADC 117 Milled tooth bit Basic Specification Size of Rock Bit 8 1/2inches 215.9 mm IADC Code 117 Thread Connection 4 1/2API ...
連絡先担当者 zwbit Null
住所 zhonghua road, Cangzhou, Hebei
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