1.High precision 2.Smooth surface 3.Can meet customer's requirements 4.Good quality and reasonable price 5.Good service The details of our bearing bolt 1.NameBearing bolt2.StandardDIN, IFI, ISO, JIS, AS,BS, EN, SAE,ASTM .According to customer drawing3.GradeDIN: Gr.4.6,4.8,5.6,5.8,8.8,10.9,12.9; SAE: Gr.2,5,8; ASTM: 307A,307B,A325,A394,A490,A4494.ThreadUNC, UNF, UNEF, M, BSW, BSF, TR, ACME, NPT 5. ...