In another embodiment, {TAIL ~ the fastener} has a telescoping structure in which an internally threaded torque element is slidably received within {HEAD ~ a central passage} of the head portion 
In another embodiment , { TAIL ~ the fastener } has a telescoping structure in which an internally threaded torque element is slidably received within { HEAD ~ a central passage } of the head portion
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH