Merrylock with 3 thread overlock, 4 thread overlock and also roll hem decorative stitch. Feature 3 thread overlock, 4 thread overlock roll hem decorative stitch 3 Thread Overlock This stitch uses only one needle.It is recommended for finishing seams but not reinforcing the seam.It is beneficial in preventing loosely..
3- and 4-threads overlock with integrated rollover,
Transport differential that enables the correct sewing all kinds of materials,
Stitch width from 5 mm to 7 mm.
Adjustment of stitch length of from 0.5 mm to 4 mm,