API Standard Customer Approved Carbon fast steel drill bit Manufacturer Size 3 7/8inch steel tooth tricone bit IADC 136 Bearing Type elastomer sealed bearing Thread Connection 2 3/8 API reg pin WOB(KN/mm) 0.3~0... Read More
PDC Non Core bit The First Brand of China Water well drilling PDC bit Mainly applied to water well, geothermal well ,dam construction, coal mine gas, coal bed gas drilling Suitable for soft to medium hard rock ... Read More
PDC Non Core bit The First Brand of China Water well drilling PDC bit Mainly applied to water well, geothermal well ,dam construction, coal mine gas, coal bed gas drilling Suitable for soft to medium hard rock ... Read More
PDC Non Core bit The First Brand of China Water well drilling PDC bit Mainly applied to water well, geothermal well ,dam construction, coal mine gas, coal bed gas drilling Suitable for soft to medium hard rock ... Read More
PDC Non Core bit The First Brand of China Water well drilling PDC bit Mainly applied to water well, geothermal well ,dam construction, coal mine gas, coal bed gas drilling Suitable for soft to medium hard rock ... Read More
PDC Non Core bit The First Brand of China Water well drilling PDC bit Mainly applied to water well, geothermal well ,dam construction, coal mine gas, coal bed gas drilling Suitable for soft to medium hard rock ... Read More
PDC Non Core bit The First Brand of China Water well drilling PDC bit Mainly applied to water well, geothermal well ,dam construction, coal mine gas, coal bed gas drilling Suitable for soft to medium hard rock ... Read More
PDC Non Core bit The First Brand of China Water well drilling PDC bit Mainly applied to water well, geothermal well ,dam construction, coal mine gas, coal bed gas drilling Suitable for soft to medium hard rock ... Read More
PDC Non Core bit The First Brand of China Water well drilling PDC bit Mainly applied to water well, geothermal well ,dam construction, coal mine gas, coal bed gas drilling Suitable for soft to medium hard rock ... Read More
API Standard Customer Approved Carbon fast steel drill bit Manufacturer Size 19 1/4 steel tooth triconebit IADC 127 Bearing Type elastomer sealed bearing Thread Connection 7 5/8 API reg pin WOB(KN/mm) 0.3~0.85 ... Read More
