... output of the deep groove ball bearing can reach 10,000 sets per day. We sincerely invite any company or individual to agent our products ... ,6211,621263series:6300,6301,6302,6303,6304,6305,6306,6307,6308,6309,6310,6311, 631267series:370568series:686,687,688,689,6800 ... Grade: P0, P6, P5, P4;5. Clearance Grsde: C2, C0, C3, C4, C5;6. Vibration Grade: Z1V1, Z2V2, Z3V3.Benefits:1 ...