DescriptionThis machine adopts a connecting rod type feeding mechanism, stable operation, small back stitch error, uniform stitch and beautiful appearance. It is suitable for sewing all kinds of thin and medium-thick material clothing, fabrics, etc. in clothing, knitting and other industries.The automatic lubrication device and the silicone oil lubrication thread device are used, so the sewing performance is extremely stable. At the same time, the use of a double-threaded large rotary hook greatly improves the sewing efficiency. It is suitable for sewing jeans, tents, leather products, etc. It is a heavy duty flat sewing machine with stable performance.The main technical parameters are as follows:1. Model: SM 6-92. Name: Thick material lockstitch sewing machine3. Maximum speed: 3000S.P.M4. Needle used: 1, needle type: DP*5 No. 175. Maximum stitch distance: 7mm(0.27 in)6. Presser foot stroke: manual 6mm(0.24 in), knee control 13mm (0.5 in)7. Use of the rotary hook: 2 times the thread volume of the rotary hook8. Lubrication method: oil pump automatic lubrication9. Gross weight/net weight: 35KG/29KG10. Outer packaging volume: 580*250*530mm (22.83 * 9.84 * 20.87 in)Packing list:1. 1 set of winder2. One set of single needle two thread rack3. 1 set of machine head rubber pad4. Knee control module 1 set5. Screwdriver 1 set6. Support pillar 17. Belt 18. Oil cans 2 Industrial Sewing MachineOperation Mode: Foot Pedalexclude Foot Pedal,Lubricating Oil: 10 White Oil,Adapter Plug: US Plug,Voltage: AC110V, 60Hz,Needle: 14,Number of Needles: 1,Speed: 200-6500rpm,Sewing Speed: Max. 3500 stitches/min,Presser Foot Lift: 5.5mm/0.22in,Scale Range: 1m/39in Premium Qaulity It is designed with premium iron, pig iron, blister board, plastic and aluminum materials, which are sturdy and durable. It has great anti-corrosion capability guaranteeing a long service life. The motor provides a powerful output, coupled with a 3500 stitches/min high sewing speed, greatly improving production efficiency and meeting the needs of professional tailors or large-scale production. High Performance The automatic lubrication device and the silicone oil lubrication thread device are used, so the sewing performance is extremely stable. At the same time, the use of a double-threaded large rotary hook greatly improves the sewing efficiency. Universal FitIts stitch length can be adjusted (0-0.2in). It can handle various sewing tasks with dense or sparse stitching, meeting your different sewing process requirements. The sewing machine has a noise level of 30dB during use. It is very suitable for places requiring a quiet working environment Wide Applications It is used to sew materials of different thicknesses ( 0.2in), such as chiffon, denim, woolen fabric, canvas, flannel and gauze. It can be used in tailors, drapery manufacturers, fashion designers, alteration stores, bridal stores, schools, and for DIY.