The main technical parameters are as follows: 1. Model: SM 6-9 2. Name: Thick material lockstitch sewing machine 3. Maximum speed: 3000S.P.M 4. Needle used: 1, needle type: DP*5 No. 17 5. 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 hook 8. Lubrication method: oil pump automatic lubrication 9. Gross weight/net weight: 35KG/29KG 10. Outer packaging volume: 580*250*530mm (22.83 * 9.84 * 20.87 in) Packing list: 1. 1 set of winder 2. One set of single needle two thread rack 3. 1 set of machine head rubber pad 4. Knee control module 1 set 5. Screwdriver 1 set 6. Support pillar 1 7. Belt 1 8. Oil cans 2.
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