1.Name:All Sizes Of Bushings 2.Meterial:Steel, Bronze 3.Certificate:ISO/TS16949 1.NameAll Sizes O Bushings2.MaterialCarbon Steel, Bronze3.FinishZinc plated,Black,etc4.Supply abiltity1000 tons per month;5.CertificateISO/TS:16949:2009;6.Packing By carbon, then by pallet or your required;7.Delivery 25-30days(Our delivery time should be according to your order); SF-1B bushing