... ”~1”1-10,…..,-1,0,+1,…..,+9281/16”~1”2.00-12,…..,-2,0,+2,…..,+12401/16”~1”4.00-16,…..,-4,0,+4 ... -General industry for automobile, motorcycle, bicycle manufacturing, special bearings & micro ball for the electronics industry.. B-High accuracy & low noise motor ... bearing& household appliance bearingsC-High - speed, low noise special bearingD-Ball valves for liquid and gas etc.Any further Information,Plz ...