Drill collars

Date: 18 Mar 2010
Drill Collars;Integral Heavy Weight Drill Pipes;Reamers;Stabilizers;Kellys;Float valve subs;Kelly Valve;Circulating Sub ; Reversing Subs ; Safety Joints ; Cross-Over Subs ; Lifting Subs ; Reducing Subs ; Short Drill Pipes & Tool Joints .
Contact information:
Company:
Address:
Xi'an Overseas Oilfield Supplies Co.,Ltd.
C-902 , Van Metropolis , No.35 Tangyan Road, Xi'an, Shaanxi, China[710075]
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