stitch length because of combined upper and lower feed. This feature
grips both sides of the bag like pinchers, thus guaranteeing an even
feed and constant stitch length, even on difficult materials. No
undesired stitch shortening or perforations on paper or plastic
stitch length. Single thread chain stitch or two thread double
locked stitch. Built-in thread chain cutter.
drive, fan cooled, advanced design electric motor. Dustproof motor
housing and permanently lubricated motor ball bearings.
1200 to 1700 stitches per minute, depending on material.