Dormer Hand Tap Drill Set, Set of 14

High Speed Steel (HSS) provides good hot hardness when drilling and tapping A022 drills have 135 degree split point provides self centering, low thrust and easier penetration A022 drills have TiN Coated Tip increases surface hardness, wear resistance and improves tool life Includes M3, M4, M5, M6, M8, M10, M12 Second and Plug Taps, with the relevant tapping drill to suit Rigid plastic case for safe storage and easy selection