440c stainless steel
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stainless steel balls
1)material:316L ,304,440c,304hc,420,430
2) diamter:0.8-60.mm,
3)grade:g10-g1000
stainless steel balls
1 material:316L ,304,440c,304hc,420,430
2 diamter:0.8-60.mm,
3 grade:g10-g1000