HIGHTEX 7273BV is one of the most heavy duty industrial sewing machines in today market. The presser foot has an ultra high lift of up to 32mm, ideal for assembling 4-ply, 5-ply, 6-ply, 7-ply and 8-ply Nylon or Polyester slings in the manufacturing of lifting slings, lifting straps, cargo lashing straps (ratchet tie down straps), rigging belts, Tactical Belts, Military Web Belts, safety harness and heavy duty equestrian harnesses. It is the lowest cost extra heavy duty industrial sewing machine in today market. It is an ideal replacement of Consew 733R-5, Seiko SLH-2B, Singer 733 and Adler 120 class. More heavy duty lifting slings sewing machines refer to: http://www.cowboysew.com/product2.htm http://www.sewingglobal.com