... Stainless Steel Ball 1.Material: stainless steel 2.Size: 0.3-50.8mm 3.Grade:G10-G1000 Product Name: stainless steel ball1.Material:201,302,303,304 ... ,316,316L,420,440,440C stainless steel2.Size:0.3 ... you are interested in our stainless steel ball,pls feel free to contact me. 6.35 dia. stainless steel ball for caster wheel, roller, bicycle ...