... noise and high speed 2. can bear large load 3. various of materials 4.good quality deep groove ... This kind of bearings have small friction coefficient, high limting speeds, various size scopes and patterns .2 ... motors, pumps, agricultural machinery, and textile machinery and other high speed facility.4. We supply: 606, 6000, 6200 ... 10.13 w Large supply of hot sale high quality deep groove ball bearings