The Janome Overlocker Replacement Upper Blade, also referred to as the Janome Overlocker Upper Knife for 644D, 8002DX fits the following Janome Overlockers:
Current models – 644D, 8002DX, 8004D
Older models – 1110DX, 204D, 634D, 664, 664 PRO, 204D, 434D, Harmony, 9102DX.
Part no. 788 011 007
Pick up at Nedlands store or buy online.