... quality, competitive price. Deep groove ball bearings are used in a particularly wide variety of applications. We mainly supply the following:1 ... , Z, ZZ, RS, 2RS5, Snap ring: N, NR6, Vibration and noise level: Z1, Z2, Z37, Precision level: P0, P6, P5 ... have been providing OEM service to many of our clients.9, Application fields : Motor, Automobile, Precision Machinery, Electric Tools, Power Tools, ...