Details: Package include
4pcs x extra fine sanding sponge (400 grit).
Size: 4 x 1 x 2-3/4 inches (almost 100 x 25 x 70mm).
Material: aluminium oxide + high density sponge.
Grit refers to the average particle diameter. The larger the grit, the smaller the particle size. The smaller the grit, the coarser the particles are.
According to the degree of roughness, coarse(80#)->medium(180#)->fine(240#)->extra fine(400#)
Dry/wet sanding, NO deformation, NO rupture, NO shedding, washable, reusable. It can be widely used in cutting boards, knives, scissors, pots, kitchen ventilators, tools cleaning and rust removal.
To do a good job, must first sharpen his device. These tools will release you from troublesome work, let your life and work more easily.
Package Dimensions: 57x193x68