Product Specifications
IADC537
Customized
DIN, API
Taper-length
Low Air Pressure DTH Bit
Cobalt Steel Alloys
Well Drilling, Coal, Ore, Quarry, Construction
Construction Works , Energy & Mining
Oil,Gas,Geothermy,Water Well Drilling,Mining and
Elastomer Sealed Bearing
QIDELI, LEILI
Wooden, or Others
iso9001
China
8207199000