The SunStar's long-arm style single needle, up/down needle-feed sewing machine with thread trimmer is equipped with the longer, higher arm and bed as well as great powerFortuna AC Servomotor Series III Auto trimming motor is mounted to increase the  productivity.
Product that the control dial can easily control the intersection level of thepresser feet will bring you pleasure and satisfaction.

			The selection of the pressure double control mechanism for the presser feet and the adjustment of the reciprocal rising level by the control dial make it best suitable for various sewing conditions like stepped sewing work. The application of reliable feed mechanism guarantees powerful stitch and high quality.

			The large pulley fitted for accurate needle location and control during the start and ending of sewing provides the highest efficiency for heavyweight sewing, and the simple synchronizer able to separate and adjust the pulley's up/down needle stop locations individually is embedded.

			It implements the double safety device structure and powerful trimming drive, and the movable/fixed mes produced with a special material guarantees perfect cutting no matter how thick the thread is, as well as excellent wear-proof, providing a high quality as an heavyweight sewing machine.

			The pump-driven forced-circulation auto lubrication system reinforces machine durability at high speed a step higher, positioning the sewing machine to a high-class brand.

	Division KM-640BL-7 KM-640BL Usage light Sewing speed 2,000 spm Stitch width 9 mm Needle plate stroke 38 mm Stroke 73 mm Presser foot increase hand 8 mm / knee 16 mm Presser foot increase ( auto ) maximum 16 mm ( option ) - Needle foot variation 2 ~ 5.5 mm Hook Horizen 2.5 times hook Needle used DP x 17 #22 ( DB x 1 #22 ) Sewing domain 335 mm Thread trimmer basic offer - Motor Servo motor Clutch motor ■ Usage Synthetic leather products. All sort of bags including traveling luggage, backpack, and hand bag. Leather products like leather gloves.