I bought two in September 2019 to add to my two old Bosch 1380 Slim grinders. Within a year, in June 2020, one of the bottom bracket bearings on the GWS8-45 motor failed, prompting me to send it in for repair. It was working again, but by November 2020, just a few months after the overhaul, it AND the second GWS8-45 had died again. The new brushes didn't solve the problem and I don't even want to open them because I've completely lost faith in the model. The model is so similar to the old…