... ,22000,23000,24000,29000 Series)2.Spherical thrust roller bearings3.Spherical thrust ball bearings4.Tapered roller bearings (30000 series and Inch Size.)5.Augular ... ,UCFL)11.Clutch Bearings 12. Sleeves (H,HE series ) The material we mainly using Includes Chrome Steel GCR15 And high Carbon Steel ...