The Dahle replacement cutting blade is for use in all the 440 series rolling (or rotary) trimmers. The blade and assembly are available as one unit replacement only.
Simply remove the old cutting blade and install the replacement, slide it back into place with-in a matter of seconds.
This part is for use in the following Dahle Premium paper trimmer models: 440, 442, 444, 446(s), 448(s) and 472(s).
Dahle 440 Premium Rotarytrimmer - 14 1/8"
Dahle 442 Premium Rotarytrimmer - 20 1/2"
Dahle 444 Premium Rotarytrimmer - 26 3/8"
Dahle 446 (s) Premium Rotarytrimmer - 36 1/4"
Dahle 448 (448s) Premium Rotarytrimmer - 51 1/8"