extension arbor for drill holder 钻夹头接长杆
straight shank drill holder 直柄钻夹头
Drill holder shackle device 钻机夹持卸扣器
drill chuck holder 钻夹头刀柄
drill and turning tool holder 钻孔与车削两用刀夹
drill l chuck holder 钻夹头刀柄
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drill bush
Equipped with hydraulic holder and hand powered unscrewer, to untighen the drill rod easily.
附设液压夹持器，并配以手动御扣装置，使拆御钻杆更方便。
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