6 Pcs HSS Drill Bit Set, M3 M4 M5 M6 M8 M10 Metric Drill and Tap Set

• Dual-Purpose Drill & Tap in One Step: This all-in-one tool combines drilling and threading into a single operation, eliminating the need for bit changes. Designed as a versatile alternative to traditional tap and die sets metric, this hss drill bit set allows you to work faster and more efficiently on a wide range of metalworking projects.
• Industrial-Grade HSS Construction for Tough Materials: Crafted from high-speed steel with a wear-resistant black oxide coating, these drill bits for metal maintain their hardness under high heat, making them ideal for continuous use on hard steel, stainless steel, and iron. For enhanced durability, selected sizes feature a titanium coating, offering superior rust resistance and long-lasting sharpness—perfect as metal drill bits for hard steel applications.
• Precision Spiral Flute Design for Clean Threading: Engineered with twisted spiral flutes, this hss drill bit sets for metal ensures efficient chip removal to prevent clogging during tapping. The precision-ground geometry delivers clean, accurate threads in both blind and through holes, making it a reliable metal drill bit set for professional-grade results.
• Universal 1/4" Hex Shank for Maximum Compatibility: Each bit features a standard 1/4" hex shank, providing a secure grip and quick change capability across most hand drills, drill presses, and tapping machines. This user-friendly design enhances control during high-torque operations, making this small drill bit set a practical choice for both shop use and on-site tasks.
• Complete Metric Sizes for Versatile Applications: This hss drill bit set includes six essential metric sizes—M3, M4, M5, M6, M8, and M10—covering the most common threading needs. Whether for automotive repairs, machinery maintenance, or metal fabrication, these metal drill bits deliver consistent performance across a variety of hard and soft metal surfaces.

6pcs hss drill bit set for metal, m3 m4 m5 m6 m8 m10 metric drill and tap set 3-in-1 combination threading tool with 1/4" hex shank & anti-rust coating, professional hard steel drill bits Features: Simple & Efficient Alternative to Traditional Tap and Die Sets Metric This set delivers professional-grade results with less complexity. Drill & Tap in One Step Each bit combines drilling and threading functions for continuous operation. Precision Spiral Flutes Engineered for efficient chip removal, ensuring clean, accurate threads. Rust-Resistant Coating Keeps performance reliable even in demanding shop environments. Complete Metric Sizes Includes M3, M4, M5, M6, M8, M10—covering common threading needs for machinery, automotive, and fabrication. Versatile for Precision & Heavy-Duty Tasks Ideal for creating new threads or repairing existing ones. Universal 1/4" Hex Shank Broad compatibility with most hand drills, drill presses, and tapping machines. Ideal For: Automotive and motorcycle repairs Metal fabrication and welding projects Machinery maintenance and upgrades DIY metalworking and prototyping Specifications： Material: High-Speed Steel (HSS) with rust-resistant coating Shank Type: 1/4" Hex Shank Sizes Included: M3, M4, M5, M6, M8, M10 Function: Drills and taps in one step Application: Metalworking, automotive repairs, machinery maintenance, DIY projects Package Includes: 6 × High-Speed Steel Drill & Tap Bits (M3, M4, M5, M6, M8, M10)