Shenzhen UMT Bearing Co.,Ltd 1.More than 200 workers, 60,000m2 workshop area, 5 production lines 2.ISO 9001:2000 certificated, 3.Quality standard: P0, P6, P5, P4, ABEC-1, ABEC-3, ABEC-5,ABEC-7 4.Material:GCr15(AISI51200),Stainless steel,Ceramic,Carbon Steel 5.All goods examined before delivery by 9 times test by 20 QC staff 6.Prompt Reply Within 12 ...   |