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By certification 
vitrified bond diamond grinding polishing abrasive discs
1.Specifications:Diameter 400mm
2.Application: widely used in grinding semiconductor ferrite materials,hard brittle material and metal material processing and others,
3.Grinding:rough grinding,finish grinding,semi-finish grinding,high precision grinding
4,Grinding way:wet grinding
5.Coolant :water
6.Payment way:T/T,Western Union,Money Gram
7.Transport way:International express such as SF,UPS,DHL,Fedex,DPex,EMS etc.
8.Port :Shenzhen,Shanghai,Beijing,Hongkong
9.Skype:nina-superhardtools
10.InternationalQQ:1912337285(chatting tool)
1.Specifications:Diameter 400mm
2.Application: widely used in grinding semiconductor ferrite materials,hard brittle material and metal material processing and others,
3.Grinding:rough grinding,finish grinding,semi-finish grinding,high precision grinding
4,Grinding way:wet grinding
5.Coolant :water
6.Payment way:T/T,Western Union,Money Gram
7.Transport way:International express such as SF,UPS,DHL,Fedex,DPex,EMS etc.
8.Port :Shenzhen,Shanghai,Beijing,Hongkong
9.Skype:nina-superhardtools
10.InternationalQQ:1912337285(chatting tool)
