T89/B Lift Guide Rail 1,Factory passed:ISO9001 2,Producing standard:ISO7465 ... are SJEC,HYUNDAI,FUJI,IFE Power Supplier 1,T89/B Lift Guide RailCOD.ISO7465:2007MachinedTypeb1h1blk1ncgfm1m2t1t2dd1b2b3l1l2l3vBoltTolerance±0.15A=±0.10B=± 0.75 ... .0959.714.51.985311.91.84 2.Material:T89/B Lift Guide RailItem GradeChemical CompositionCMnSiSPQ235B0.14-0.220.35-0.650 ...