365bet中国官方网站

  • word of the day

    pin tumbler

    pin tumbler - 365bet中国官方网站 definition and meaning for word pin tumbler

    Definition
    (noun) cylindrical tumblers consisting of two parts that are held in place by springs; when they are aligned with a key the bolt can be thrown
    Synonyms : pin

  • Word used in video below:
    text: backdoor has a five-pin tumbler system
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