... .3-50.8mm 3.Grade:G10-G1000 Product Name: stainless steel ball Specification1.Material:201,302,303,304,316,316L,420 ... as your request6.Applications:all kinds of machines,hardware,bearing,wheel,caster slider,bicycles,thrust bearing,etc7.Transport:by ship8.Delivery ... need 9.Applications:If you are interested in our stainless steel ball,pls feel free to contact me.