1.Materials:(AISI E52100,100Cr6,SUJ2)+(100CrMn6,SUJ3) 2,Grade:G5-G1000 3.size:0.5mm-50.8mm 4.Hardness:HRC58-62 AISI1010,AISI1015,AISI1045,AISI1086 high precision Carbon Steel ball 1.Materials:(AISI E52100,100Cr6,SUJ2)+(100CrMn6,SUJ3)2,Grade:G5 G10 G16 G40 G60 G100 G200 G500 G10003.Size:2mm-50.8mm,1/8",1/4",3/16",5/16",5/32",3/8"4, ISO9001-20085.Delivery time : 15days .6.Packing : We pack our ...