Invention Grant
US08276482B2 Damaged bolt and screw removing devices 有权
损坏的螺栓和螺丝拆卸装置

Damaged bolt and screw removing devices
Abstract:
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.
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