Features:

• High quality products with no twisting or ply shifting achieved by top and bottom feeding
• Neat performance of shirring and piping
• Prevention of puckering
• Beautifully finished products with balloon stitches

EXT Specifications in common:

• Max. speed: 7,000 rpm
• Stitch length: Max. 5.0
• Overedge width: 3mm – 8mm
• Presser foot lift: Up to 8mm
• Differential feed ratio: 0.7mm – 3.8mm
• Top feed dog movement amount: 1mm – 8mm

Note: The details of the specs. vary by subclass.