Automatic bar tacking machine for sewing webbing to tents

HighTex
7273CNC/E-3020 Heavy duty automatic tar tacking and pattern sewing machine for
sewing webbing strap to tents, for edging and seam reinforcement.

This automatic
pattern sewing machine is custom made for heavy duty tent & tarps industry.
The large space behind the needle (165mm high, 245mm deep) allow you to insert
the roll of tent behind the needle, so you can stitch webbing onto the middle
of tents.

http://www.cowboysew.com/product7.htm