low chrome casting steel ball - zw

1.international quality system authentication:has passed ISO9001:2008
2.diameter:25mm-130mm
3.material:low chrome alloy
4.application fields:power station,metal mine,gold mine,chemical industries and machineries,etc
5.color:black
6.delivery terms:usually 10days after signing the contract
7.payment terms:L/C,T/T
8.packing terms:container bags or steel drumsf
9.contact person:QianQu
10.mobile ***57