Seals for downhole tools are elastomeric and composite sealing components designed to contain pressures, isolate fluids, and enable mechanical functions in drilling, completion, and production equipment operating in oil and gas wellbores. These seals perform critical functions in drill bits, mud motors, measurement-while-drilling tools, logging instruments, completion assemblies, and ... https://globalsealstech.com/product-category/oil-gas-seals/downhole-completion-tools-seals/