New Home Serger Upper Knife UPPER KNIFE NEW HOME 644D (788011007) Janome (Newhome) Serger Machine Models: 204D, 504D, HD504D, 634D, 888 & 1110DX, 634D, 644D 788011007 * Sewing Machine Upper Serger Knife * VacSewCenter provides the best protection to keep your vacuum and sewing machine working in prime condition at all times. * Our 100% satisfaction guarantee ensures that you will be happy with your VacSewCenter purchase. We strive to make sure that all of our customers are satisfied and this is why we offer a 7-day money back guarantee. Buyer is responsible for return shipping. * We are not authorized dealers for Janome, New Home, Necchi or Elna and are no way affiliated with Janome America Inc./Janome Sewing Machine Company Limited of Japan/Elna International Corporation. Our parts are GENERIC and are not OEM. Purchasing and installing a GENERIC part on your Janome, New Home, Necchi or Elna will void any existing manufactures/dealer warranty.