... drift transistor 漂移晶体管 drill chuck arbor 钻夹头接杆 drill hose 钻探胶管 ...
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Bar of connecting drill chuck
三爪钻夹头 Three law concentric chuck 钻夹头接杆 Bar of connecting drill chuck 锥柄工具过度套 Short sleeve for taper shank tool ..
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短语
钻夹头接长杆
extension arbor for drill holder
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