High speed lockstitch sewing machine ZJ8500 series
Adopts big hook, suit for heavy duty like jeans. More bottom thread, to improve working efficiency.

| Model | No.of Needles | Material | Needle | Sewing Speed | Stitch Length | 
|---|---|---|---|---|---|
| ZJ8500-5 | 1 | Heavy | 
DP×5 22# | 3500 (rpm) | 
0~8 mm | 
| ZJ8500G | 1 | Light,Medium | 
DP×5 14# | 5000 (rpm) | 
0~5 mm | 
| ZJ8500H | 1 | Heavy | 
DP×5 22# | 3500 (rpm) | 
0~8 mm | 
                                                                
                                                                    