This vintage Singer Buttonholer Kit #160506 comes complete with a stylish portable case/bag and five cams for creating a range of buttonholes. Made in the United States in 1951, this kit is a must-have for any avid sewer or collector of vintage sewing accessories. The kit is designed for use with Singer sewing machines and is compatible with the Singer brand. Whether you are a seasoned sewing enthusiast or just starting out, this buttonholer kit is a great addition to your collection.