The attachment is laminated oak, very tough stuff. It has taken about a week of drilling, sawing and sanding to get it to this point. The the thread is a 3/8 stainless steel bolt countersunk and glued in place.
![Image](http://i60.tinypic.com/2dh5ylx.jpg)
Taped together for an idea of the finished look
![Image](http://i57.tinypic.com/dy641x.jpg)
Still plenty to do