Surface improvements [india] provides honing brushes in a wide range. The flex-hone type honing brushes covers a wide grit range for cleaning and finishing of bores for both hydraulic cylinders and ic engine bores and liners. These honing brushes are also useful for plateau honing of small bores. The special construction of these honing brushes offer a mild but constant pressure against the cylinder wall giving uniform material removal and surface finish in the bore. The brushes are available with a wide range of selection of grits and sizes based on individual applications and technical parameters.