... 1.Material:stainless steel 2.Diameter:0.3mm to 50.8mm 3.Grade:G10 to G1000 Grinding steel ballGrinding steel balls are used ... ,316,316L,440,440C stainless steel2.Diameter:0.3mm to 50.8mm3.Grade:G10 to G10004.Package Details: inner package: 25kg per plastic ... ,medical equipment,values,oil,etcFor more details,please feel free to contact me directly.I will give you my best price ...