Model : JR8500D - Computer Controlled High-Speed Lockstitch Sewing Machine The machine in applicable for different materials, and with its advanced noise-decreasing device, its remains reliability and durability at the high speed of 5000 - - r/min. Automatic thread trimmer, reverse-feed and presser foot lift. Computer control canister makes high-speed lockstitch sewing machine predigest the common working process, upgrading the efficiency. Specification : - No. of Thread : 1 - Speed : 5500 s.p.m. - Pressure foot lift: 5.5-13 - Power : 370 W - Needle : DBX1 9#-18# - Size : 600 x 230 x 550 mm - Weight : 29.5 / 36.5 K.G.