... good qualiy,Chrome Steel 2.competitive price 3.high density 4.low noise and low libration ... 6200 series1.good qualiy,Chrome Steel2.competitive price3.high density4.low noise and low libration5.prompt ... be in plastic tube, antirust paper, individual paper box , then in cartons, then in wooden pallets2). ... motorbikes, textile machines,autos and other area. high quality deep groove ball bearing 6200 series