- Durable Nitride Coated HSS Twist Drill Bits: Engineered for longevity, these bits are designed to withstand rigorous use while maintaining sharpness and performance. - Versatile Compatibility: Ideal for drilling through a wide range of materials including iron, copper, stainless steel, zinc alloy, mold steel, and aluminum alloy. This makes them suitable for various projects, from metalworking to DIY tasks. - Enhanced Performance: The nitride coating significantly reduces friction, allowing for smoother drilling and extended life expectancy. Enjoy more efficient work with less downtime for bit replacement. - Convenient Packaging: Each pack contains 10 drill bits in assorted sizes, ensuring you have the right tool for any project at your fingertips. - Practical Use Cases: - Perfect for professional metal fabricators who require reliable bits for precision drilling in tough materials. - Excellent choice for hobbyists working on home improvement projects or custom fabrication tasks involving various metals. - Ideal for maintenance and repair work in automotive and industrial applications where durability is essential. Upgrade your toolkit with these high-performance nitride coated HSS twist drill bits, and experience the difference in efficiency and durability they bring to your drilling tasks.