Patent ID: 6935209

Claim:
A fastener installation tool for installing a threaded nut with a non-circular external surface onto a threaded fastener of the type having a non-circular recess in an end of the fastener that matingly engages with a key, that has a complementary shaped non-circular tip end to the non-circular recess, the fastener installation tool comprising: a head; a rotatably operable gear disposed within the bead, the gear having a non-circular bore; a socket, the socket having a non-circular seat configured to matingly engage the non-circular external surface of the nut; the socket having a shaft with a non-circular external surface and a bore internal surface, the shaft matingly engaged within the non-circular bore of the gear; the key having a shank with a non-circular external surface, the shank of the key being disposed within the bore of the shaft; the tip end being configured to matingly engage with the non-circular recess in the fastener; a key holder having a non-circular aperture that matingly engages the non-circular external surface of the shank, the key holder being attached to an exterior surface of the head; and a spring having one end of the spring attached to the key and another end of the spring attached to the head.