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Core Barrel Overshot provides exceptional performance and complete sample recovery in any application of diamond core drilling. Using a wireline system, the inner tube is retrieved directly through the drill string fo...

Drill stems are round, precision ground bar stock that is polished to tight tolerances. In its raw state, it is considered unhardened or soft for ease of processing. Drill rods can be used to form various tools for wo...

The double tube core barrels is versatile and suitable for coring in all hard and soft formations using water flush and/or polymer fluids. Thin walls provide fast penetration, lower bit costs and larger core samples. The...

1. In daily life, the addition of casing to the water pipeline is generally due to the pump casing or the fluidity of the water, which will cause the pipe network to vibrate, thereby causing a part of the working pressur...

Wireline drill pipe is an important part of directional drilling equipment. It is a component with complex forces and harsh working conditions during the directional drilling process. Its main functions include: 1) Tr...