PN：0210300007
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Description: The drill pipe belongs to the drill string of well, it is the string which is used to connect drill bit and driving system in drilling practice, It can transmit the dynamics, and the hollow structure is used to deliver drilling fluid. This model can show its structure and the drill pipe thread. Details:
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No.1, Bei Yi Xiang, Damucang Hutong, Xidan, Beijing P.R.C.100032
Copyright © 2009 China Educational Instrument & Equipment Corp. All rights reserved.
Damucang Hutong, Xidan, Beijing P.R.C.100032
