SET INCLUDE: 1 * 1-1/8" CYLINDER HONE TOOL WITH TWO STONE, 1 * 1-1/8" CYLINDER HONE TOOL WITH THREE STONE, 1 * 2"CYLINDER HONE TOOL, 3 * 1-1/8" REPLACEABLE STONE, CAPACITY: 20-50MM, 25-70MM, 32-89MM, SILICON CARBIDE STONE: 220GRIT