1.HRB Bearing 2.Material:GCr15 3.Non-standard Also Available 4.OEM Description1.Our ... are more than 150 workers in our factory, We have advanced production equipment,month output about 200000pcs .2 ... bearing.3.The material is bearing steel(GCr15),however,we can accept your requirement,for example:stainless steel, ... plastic bag,then in a box,when you order,we will put all bearing in a big wooden case. ...