... be among the effective exclusion of air, configuration 13 "~ 16", 17.5 "~ 19.5", 20 "~ 22.5", ... function.Power: 380V,50Hz,5Kw3. Buffing MachineDescription: 13″~16″,20″~22.5″Automatic Buffing MachineOverall size(LWH): 2500X2000X2200mmWeight ... can be polished to a specific curvature, configuration, 13 "~ 16", 17.5 "~ 19.5", 20 "~ 22.5" 24 ... devices sidewall.Power: 380V,50Hz,30Kw tyre retreading machine