1. High Quality Steel 2. Advanced Grease Technology ... imported bearing brands, all of which satisfy the market demands and are of good quality. 3. Brand: SKF , FAG , NSK , NTN ... applied to large mechanical equipments in metallurgy,mining,petroleum,papermaking and construction etc.Brand: SKF , FAG , NSK , NTN ... -1200 23900 180-1200 23800 180-800Pics for the bearings:Packing Details:certificates of pur ...