... ,6800,6868,691-699,6900-6968,62200,62300,R,series and so on. deep groove ball bearing 1)the miniature ball ... widely used in Fishing Tackles , Toys, Electric Motors,Power Tools and Mechanical Devices.2) Bore size: 3-100mm3)Model: 603-609,6000 ... ,6800,6868,691-699,6900-6968,62200,62300,R,series and so on.4) Tolerance: ABEC-1 ~ ABEC-5 5) The ...