-
Wholesale 40 inches HDD Hole opener price with discounted price
-
API supplier of HDD Hole opener for hard rock drilling
-
China API replaceable type HDD Hole opener discounted price
-
12 1/4 PDC hole opener with spiral blades and back reaming cutters
-
YST-6101 ASTM A126 CLASS B 125LB STRAINER
-
Tricone drill bits IADC114 15.5 inches( 394mm) in stock
-
BS-7101 DUCTILE IRON BASKET STRAINER
-
Tricone bits supplier IADC637 6.5 inches (165mm) for hard rock
-
Rotary roller bits IADC637 9 7/8 ” (250.8mm)
-
Steel tooth tricone bit factory IADC114 17.5 inches(444.5mm)
-
Cement plug drilling bits IADC127 4 3/4 inches (120mm)
-
API customized drill bits IADC126 5 1/4 inches (133mm) for hard rock