Pat Barber wrote in
:

Ken Vaughn is your guy for do-it-yourself add-ons...

Yup. http://home.earthlink.net/~kvaughn65/t_square.jpg
is just the sort of thing I'm lookin for. One qyrstion - why have the
track go on *both* sides of the blade? Is it necessary, or just
convenient? My shop is very small/cramped and I keep jetting poked in the
back every time I turn around.