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Reverse circulation drill bit
REVERSE CIRCULATION DRILL BIT Min.Order Quantity: 1 Piece/Pieces Supply Ability: 100000 Piece/Pieces per Month Port: Tianjin port/Shanghai port/Guangzhou port Shenzhen/Qingdao Payment Terms: L/C,T/T,Western Union,MoneyGram,Paypal
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Big size bits using water
BIG SIZE BITS USING IN WATER WELLS,OIL,GAS AND CONSTRUCTION Min.Order Quantity: 1 Piece/Pieces Supply Ability: 100000 Piece/Pieces per Month Port: Tianjin port/Shanghai port/Guangzhou port Shenzhen/Qingdao Payment Terms: L/C,T/T,Western Union,MoneyGram,Paypal
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