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soft ,no hardness carbon or stainless steel balls for decoration and holiday
1.steel ball specification:
1)material:AISI 1006, AISI 1008, AISI 1010, AISI 1015
2)Size:0.5mm-50.8mm
3)Grade:G100-G2000
4)soft and no hardness
5)Producing standard:GB308-2002
coloured soft ,no hardness carbon or stainless steel balls for decoration and holiday