- $25.00Sew-link Upper and Lower Knife Set for Elna 604E, 614DE, 624DSE, 634Amazon
- $8.90Upper Knife #H00413 for Elna Serger 604E 634 704Dex 714De 904Dcx 925Dcx Pro5DcAmazon
- $10.99MAX USA Tapener MAX Staples 604E-L,1 Box Sanver Supply,4 inch x2 inch x0.25 inchAmazon
- $27.50NGOSEW Lower Looper fits Elna SERGER Sewing Machine 604E, 614DE, 624DSE 634, 644, 704DEX, 905DCX, 925DCX, 945DCX, PRO 4DE (L-4DE), PRO 4DC (L-4DC), PRO 5DC (L-5DC) #H010801Amazon