MACINTOSH CONVENTIONAL SETS Set of 3 Blades Size 0, 1, 2 and Adult Handle 400-57 Set of 3 Blades Size 1, 2, 3 and Adult Handle 400-58 Set of 4 Blades Size 0, 1, 2, 3 and Adult Handle 400-59 Set of 4 Blades Size 1, 2, 3, 4 and Adult Handle 400-60