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API 7-1 Rotating and No-rotating Casing Brusher
GS (I) Type Casing Brusher is one of the indispensable auxiliary tools for well completion, testing and downhole operation.
GS (I) Type Casing Brusher is one of the indispensable auxiliary tools for well completion, testing and downhole operation.
5-1203 Dahua Digital Industrial Park Tiangu 6th Road,Hi-tech development Zone Xi'an, China
86-13609153141 
