1)High quality, waterproof, durable. For polishing and finishing of metal, rubber, plastic, wood, semi-conductor, leather by hand use or machine using.
2)backing: Blend  cloth
3)brasive: Aluminum oxide
4)coated structure: closed  coated
5)Size: 230*280  210*270
6)Shape :sheet Roll
7)Grit:60#-320#