... :10days 2.ISO9001:2000quality 3.OEM; Brand: SBRN 4.High precision,long life 5.Material:GCr15 Series30200, 30300, 32200, ... ,51300, Inch and metric series etc.MaterialChrome Steel ,GCr15,Carbon steel,Stainless steelNoise standardZ1, Z2, Z3, Z4Quality standardISO 9001 ... TermsL/C D/A D/P T/TApplicationHome appliances, low noise and high speed electric motors, automotive components, pumps, machinery. ...