1. Precision feed mechanism prevents fabric slippage during high-speed operation under lowtension.
2. Built-in bobbin winder with sleek design and user-friendly operation.
3. Add cutters, so it can sew and cut at the same time to improve work efficiency.
PLB
PLB
MPF
RB-3810D-P RB-3820D-P RB-3830D-P 
TVX7 9-21# TVX7 9-21# TVX7 9-21# 
1 2 3 
2 4 6 
1.4-4.0 1.4-4.0 1.4-4.0 
8-10 8-10 8-10 
○ ○ ○ 
● ● ● 
30 30 30 
3500 3500 3500 
590X230X560 590X230X560 590X230X560 
33/36 33/36 33/36
