S31x1/8" 3mm Outer piping foot use with inner foot S30. Will fit the following types of walking foot machines 1 B837 4 LU-563 Singer 111W and Seiko STW-8B.
Genuine 4 Difrix number 1 sewing machine oil made in Japan. Ideal for 4 LU2800 and DDL series sewing machines. Look after your 4 sewing machine use only the correct oil.