... 699,6900-6968,62200,62300,R,series and so on. deep groove ball bearing 1)the miniature ball bearings are widely used in ... Fishing Tackles , Toys, Electric Motors,Power Tools and Mechanical Devices.2) Bore size: 3 ... 3(means loose).6) Grease: all kinds of grease available7) Seal: open, Z, ZZ, RS, 2RS8) Different sizes available cixi bearing