... main application in furniture, hardware, electron, optics, jewelry, galvanization and so on ,waterproof Specifications1.Good flexibility. 2.Water resistance. 3 ... application in furniture, hardware, electron, optics, jewelry, galvanization and so on ,This specification has ,80#120#150#180#240 ... #1000#1200# etcThe sandpaper divides into the dry sand and the water sandpaper two kinds, We have more than ...