Blastrac BMS-280LP - Page 20

20
Dull blades can be sharpening by using electric grinder with disc of 120 grit or finer. Also a tooth hand file can be
used. Caution is required during sharpening.
For soft materials like carpet, vinyl, and membranes it is possible to use self-scoring blades:
It’s important to keep the “wings” sharp. They can be sharpened by the same way as the other blades.
Wings