发明名称 Damaged bolt and screw removing devices
摘要 A bit for removing a broken security fastener having an elongated shaft with a longitudinal axis. The shaft has a first end and a second end. The first end terminates in a tip region having a recess for receipt of the post of the security fastener, the recess being disposed substantially along the longitudinal axis. The second end of the shaft is configured to be received by the chuck of a tool which provides rotational torque.
申请公布号 US8485066(B2) 申请公布日期 2013.07.16
申请号 US201213606275 申请日期 2012.09.07
申请人 KOZAK BURTON;KOZAK IRA 发明人 KOZAK BURTON;KOZAK IRA
分类号 B25B13/50 主分类号 B25B13/50
代理机构 代理人
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