Singer 301 ButtonHoler No. 160743 Complete In Original Box w/4 Xtra Templates

Vintage Singer 160743 Buttonholer for Class 404 and Other Slant Needle Machines

Singer ButtonHoler No. 160743 Complete In Original Box w/4 Xtra Templates

Vtg SINGER Buttonholer Sewing Machine Attachment in case w/ templates & manual}

Vintage Singer Buttonholer 160743 w/ Case Manual & 3Templates Sewing Machine USA

Vintage 1940s Red SINGER 160743 BUTTONHOLER Attachment PLUS EXTRAS #476B

VTG Singer Buttonholer Templates Set – P/N 160743 Sewing Collectible

SINGER Buttonholer Sewing Machine Attachment