Techsew 5100-25 Special Edition 25" Heavy Duty Industrial Sewing Machine
Amazon.com: Leather Sewing Machine Heavy Duty Sewing Machine, Thick Material Lockstitch Industrial Sewing Machine with Winder, Single Needle & 2 Thread Rack, Knee Control Module, Screwdriver Set 3000S.P.M
Extra Heavy Duty Sewing Machines
Amazon.com: Thick Material Sewing Machine, SM 6-9 Industrial Auto Leather Sewing Machines Heavy Duty Lockstitch Fabric Sewing Tool Portable 3000S.P.M (Table Not Included)