tender for industrial sewing machine complete set to technical specification of single needle heavyduty lock stitch with sewing speed of 3500-4000 stitches per minute, stitch length 7/8 mm, needle bar stroke of35 mm, lift of the pressure foot by hand 5.5 mm and by knee 13 mm, needle db x 1#20 to #23, feed dog of 3rows, automatic lubricating full rotary hook, weight of the machine head approx. 26 kgs., laminated woodentable, height adjustable stand, single phase motor of 0.25 hp capacity, with pedal, on/off control switch andled light for thread guidance- make juki ddl- 8100eh, or zoje z j 8500 h.