WSM RE- 607 Portable Walking Foot Sewing Machine with EZ Transportation Handle. Excellent for sewing Upholstery, Leather, Sails, Vinyl, Sunbrella and similar tough to sew materials .
Sews 900 stitches per minute at Maxim Speed
Now with new balanced Grey colored hand wheel which eliminates noisy vibration and bounce when sewing. 
High lift with 3/8" clearance underneath the foot.
Special heavy duty motor (150 watts) with geared reduction pulleys connected by cleated positraction belts gives you twice the power of a domestic home sewing machine.
4 stitches per inch maximum stitch length
Uses standard upholstery needles: Systems 135x17, DPx17 or 135x16 
Power: 6600 RPM, 150 watts, 1.5 amp motor
Weight: 36 lbs
Walking foot dual-feed capability built-in.
Sews Heavy leather up to 3/8" thick, covers, sails. Upholsters furniture, tarps, tents, curtains, cushions, quilts, dresses and much more.
Needle bar stroke: 1.334".
Adjustable stitch size regulator and thread tension-er.
Electric foot control.
4 stitches per inch maximum stitch length.
Included accessories box, 4 bobbins, 20 needles, oiler, Instruction Manual and screwdrivers and Thread Stand.
EZ Transport handle for on the job repairs.
Size 69 Thread is recommended for use.