Our drilling core barrels and rods are all manufactured by CNC machines. They're made of high quality alloy steel with heat-trea Our core barrels and drilling rods are all manufactured by CNC machines. They're made of premium alloy steel with...

Our drilling core barrels and rods are all manufactured by CNC machines. They're made of high quality alloy steel with heat-trea Our core barrels and drilling rods are all manufactured by CNC machines. They're made of premium alloy steel with...

Impregnated diamond core bits can penetrate a broad range of formations from the softest to the hardest rocks.  Impregnated diamond core bits can penetrate a broad range of formations from the softest to the hardest rocks. They are manufactured...

Impregnated diamond core bits can penetrate a broad range of formations from the softest to the hardest rocks.  Impregnated diamond core bits can penetrate a broad range of formations from the softest to the hardest rocks. They are manufactured...

Impregnated diamond core bits can penetrate a broad range of formations from the softest to the hardest rocks.  You'll find information about correctly choosing the perform of impregnated diamond core bit for your application. You can access...

Include wireline impregnated, heavy-duty, surface-set casing shoes (the standard casing shoes and the rod shoes NW HW PW oversiz China drilling Geological Equipment ltd., is the professional manufacturer of drilling tool in China, and specializing in the...