17 1\2' Kingdream Milled Tooth Drill Bit for Water Well IADC 131

200-10000 USD

17 1\2' Kingdream Milled Tooth Drill Bit for Water Well IADC 131

200-10000 USD

17 1\2' Kingdream Milled Tooth Drill Bit for Water Well IADC 131

200-10000 USD

17 1\2' Kingdream Milled Tooth Drill Bit for Water Well IADC 131

200-10000 USD

17 1\2' Kingdream Milled Tooth Drill Bit for Water Well IADC131

200-10000 USD

17 1\2' Matrix Body PDC Bit

200-10000 USD

17 1\2' Steel Tooth Tricone Drill Bit for Well Drilling IADC 117

200-10000 USD

17 1\2' Steel body PDC drill bit

300-5000 USD

17 1\2' Steel body PDC drill bit for coal mine tool

600-5000 USD

17 1\2'IADC 415 TCI tricone bit for water well drilling

500-10000 USD

17 1\2'IADC 435 TCI tricone bit for water well drilling

500-10000 USD

17-1\2' Matrix Body Diamond PDC Bit for Well Drilling

200-10000 USD

17-1\2' Matrix Body PDC Drill Bits

200-10000 USD

17-1\2' PDC Drill Bit for Soft to Meium Hard Formations

200-10000 USD

19mm pdc cutter drilling bits oil well diamond core drill bits for hard formation rock

200-10000 USD

19mm pdc cutter drilling bits oil well diamond core drill bits for hard formation rock

200-10000 USD

2012-selling high-quality rock three-cone drill bits, roller bits

bargan

2012畅销高品质凿岩三牙轮钻头, 牙轮钻头

2012 best-selling palm piece cone drill member

bargan

2012年畅销牙轮掌片, 钻头部件

2013 new IADC code PDC core bits

500-20000 USD

215.9mm 8 1\2' Tricone Drill Bits

200-10000 USD