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core box usage: used in oil drilling field or explorate field to put core rock advantage:1.easy to move 2.not easily breakable 3.economical borehole diameterdeposit core diameter trough numcontour spec(L*B*H)mmdeposit core length m6042(AQ)10850×520×5086552(AQ)8850×490×606.47565(NQ)7850×520×705.69175(HQ)6850×520×804.811092(PQ)5850×430×1004.0 Jinzhou Shenghua Petroleum Geology Machinery Factory have been in the business of drilling rig spare parts for more than 10 years. We are specialized in the production and marketing of pump drill accessories, drilling accessories and pump-specific cables in China with an annual output of 100000 tons to 150000 tons. Items: Elbow,Tee,Cross,Socket,Union,Bushing,Backnut, Nipple,Crossover, Caps,Plug etc. We will always establish or develop good business relations with new or old customers on base of first quality,competitive price,homor contracts and maintain commercial integrity. Welcome customers at home and abroad contact with us and promote business relations.