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    The unloader is a tool used by taper drilling tools in rock drilling. The unloader is mainly used to disassemble the upper drill bit of the taper drill rod. The products are separated into two categories: taper drill rods (H22) and H25.

     

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    XQT-22 XQT-25

    Applicable specifications

    H22 H25

    Applicable method

    Suitable for removal of taper drill bits, including 4° 6° 7° 11° 12°