Guhring No 12 24 Piece HSCO Bright 1.0 -10.5mm by 0.5mm Drill Set. Twist drills-Set HSCO / DIN 338 / Diameter Range 1.0 - 10.5mm in increments of 0.5. Plus 4 standard tapping sizes: M4, M5, M8, M12. Specifications • Optimal Suitability:...