Patent ID: 7182566

Claim:
A fastener comprising: a shaft having a longitudinal axis, wherein the shaft includes a first end and a second end, wherein the first end comprises a head, and wherein the shaft includes an outer surface; and an auxiliary member positioned exteriorly to the shaft such that the auxiliary member surrounds the shaft; wherein the auxiliary member includes an inner surface which is secured to the outer surface of the shaft at at least a first portion of the shaft and at at least a second portion of the shaft, wherein the second portion of the shaft is located closer to the second end than the first portion of the shaft, and wherein the shaft is a unitary structure at least between the first portion of the shaft and the second portion of the shaft; and wherein the auxiliary member is free from securement to the shaft at at least one location which is between the first portion of the shaft and the second portion of the shaft, and wherein at least one deformation is provided along the shaft at the at least one location.