ZZ 1565 – High speed 6 mm flatbed zig zag sewing machine with semi automatic lubrication, built-in bobbin winder. ZZ 1565 AUT – Same as ZZ1565, but equipped with automatic thread trimmer, back tack and presser foot lifter (all electric). ZZ 1566 – Same as ZZ 1565, however with maximum 10 mm zig-zag width. ZZ 1566 AUT – Same as ZZ 1566, but equipped with automatic thread trimmer, back tack and presser foot lifter (all electric). ZZ 1568 – Same as ZZ 1566, but used for medium heavy materials. ZZ 1568 AUT – Same as ZZ 1568, but equipped with automatic thread trimmer, back tack and presser foot lifter (all electric).