E240 - Spiral Point DIN Tap & Drill Set - 14 PiecesBlue Shark for stainless steels: M3, M4, M5, M6, M8, M10, M12. A108 HSS quick spiral jobber drills: 2.5, 3.3, 4.2, 5.0, 6.8, 8.5, 10.2mm.