YHD90D Consist of R38 female connector for accommodate R38 Shank Adapter. Flushing swivel allows to uses Air or Water as flushing media.
Optimal borehole diameter is 43・ 76mm.
4 steps percussion frequency selection.

YHD90D Consist of R38 female connector for accommodate R38 Shank Adapter. Flushing swivel allows to uses Air or Water as flushing media.
Optimal borehole diameter is 43・ 76mm.
4 steps percussion frequency selection.


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YHD90DHYDRAULIC DRIRER