... kinds of ball bearing,roller bearing,pillow block bearing,joint bearing,needle roller bearing.3.The material is bearing steel(GCr15),however ... steel,carbon steel.4.Our packing is one bearing in a plastic bag,then in a box ... your like way.Competitive Advantage1.We are a bearing manufacturer which have large-scaled factories.2.We ... 2.According to your request production strictly Machine Bearing For Textile ...