Professional manufacturer of deep groove ball bearings. 608-6024, 625-6220, 6300-6320, 6403-6415,6800- ... :1985 The staff: 2000 Our quality: ZV2,ZV3. Deep groove ball bearing(china bearing) .Our products include: 608-6024, 625-6220, 6300-6320 ... Quality: good and steady quality with ISO9001 Products: deep groove ball bearings, roller bearings. Materials: chrome steel Technology: low vibration, low ...