Wireline coring tool

Wire-line coring tools include TW series double-pipe drilling tools and TWU series double-pipe drilling tools. TWU series is specially used for horizontal holes of tunnels.

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Wire-line coring tools include TW series double-pipe drilling tools and TWU series double-pipe drilling tools. TWU series is specially used for horizontal holes of tunnels.

rope coring double-pipe drilling tool
Series	Standard
TW	ATW, BTW, NTW , HTW, HTWA
TWU	ATWU、BTWU、NTWU、HTWU

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