CROSSOVER CASING:GR XT57 5-7/8IN BOX TOP 7-5/8IN REG PIN BOT 48IN LG DRILLING
CROSSOVER CASING:GR XT57 5-7/8IN BOX TOP 7-5/8IN REG PIN BOT 48IN LG DRILLING
CROSSOVER CASING:GR XT57 5-7/8IN BOX TOP 7-5/8IN REG PIN BOT 48IN LG DRILLING
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