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Drive Sub
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Wellcare Drive Subs provide the crossover connection between the drill pipe string and the wash-over string. Each is machined from high-grade alloy steel and heat treated to provide maximum strength and durability. Drive subs are provided with a box connection up, cut to customer specifications, for make-up with the fishing string. A pin connection down is also cut to customer specification and will match the wash-over string connections. A fishing neck is provided for ease of handling. A long type drive sub with extra long fishing neck is also available.
