Luk Dim Boon Kwun translates as Six and Half Point Pole
The Wing Chun pole is the first of two weapons within the Wing Chun system. The pole itself measures nine feet in length and tapers roughly from one and half inch at one end down to an inch, the length can actually vary from school to school with some schools using poles up to twelve feet in length.
There are various exercises associated with the pole and an actual Pole Form itself containing a basic six and one half point strikes made by the pole. In essence it is a long range weapon and used primarily these days to develop internal strength.