... , auxiliary alignment function.Power: 380V,50Hz,5Kw3. Buffing MachineDescription: 13″~16″,20″~22.5″Automatic Buffing MachineOverall size(LWH): 2500X2000X2200mmWeight: about ... ~ 750mm, can be polished to a specific curvature, configuration, 13 "~ 16", 17.5 "~ 19.5", 20 "~ 22.5" 24 "four tires ... , with vacuum devices, edge devices sidewall.Power: 380V,50Hz,30Kw truck tire cold retreading machine