12 Piece Drill/Tap/Countersink Bit Set, 1/4'' Quick Change Hex Shank

12 Piece Set Includes Sizes: M3 x 0.5, M4 x 0.7, M5 x 0.8, M6 x 1, M8 x 1.25, M10 x 1.5, 6-32 NC, 8-32 NC, 10-24 NC, 10-32 NF, 12-24 NC and 1/4-20 NC. Combination Drill Bit, Tap and Countersinks streamline your work by drilling a hole, tapping threads, and creating a countersink in one easy step. This all-in-one functionality ensures screws sit flush with the surface, preventing material swelling and providing a clean, professional finish. Made from high-speed steel with a bright finish, these tools offer excellent durability and wear resistance. Designed for general-purpose use, they perform reliably in a range of materials, including ferrous and nonferrous metals, making them a versatile and efficient choice for any project.

• 12 Piece Set Includes Sizes: M3 x 0.5, M4 x 0.7, M5 x 0.8, M6 x 1, M8 x 1.25, M10 x 1.5, 6-32 NC, 8-32 NC, 10-24 NC, 10-32 NF, 12-24 NC and 1/4-20 NC
• Drills, taps and countersinks in a single pass, eliminating the need to switch between tools and saving valuable time
• Countersink ensures screws sit flush with the surface, preventing material swelling and enhancing the appearance and durability of the finished workpiece
• High speed steel for use in a wide range of materials such as aluminum, brass, copper and other metals
• Excellent wear resistance and long-lasting performance, even in demanding applications