Patent ID: 7748479

Claim:
An auger length comprising: a front and back end, said back end being opposite and spaced apart from the front end; a helical auger flight beginning at the front end of the auger length and terminating at the back end, said flight having an inner and outer edge and a flight face defined therebetween, the outer edge being spaced apart from the inner edge and defining a radius of a hole to be drilled; a central shaft proximate the inner edge of the flight and extending from the front end of the auger length to the back end; and a first flight brace proximate one of the front end and back end of the auger length, having a first and second end and integrally connected to the flight face, wherein the first flight brace further comprises a box shape, and wherein the box-shaped first flight brace includes an open bottom, and wherein the flight face closes the box.