You send it in to CRK! ::::::::::::::
Sebenza Recondition options:
Refurbish handles (sand blast or polish, depending on the model ) $23.00
Polish or retumble blade (depending on the model) and sharpen $23.00
If needed, parts may be replaced - we will discuss relevant costs with you
...otherwise you have to cut a "flathead" type notch into it and just unscrew it..