Irwin Hexagon Screwdriver Bit - Hex 4mm, 25mm, Pack of 10

- Premium Quality Construction: Crafted from high-grade S2 steel, the Irwin Hexagon Screwdriver Bits offer superior durability and long-lasting performance. - Versatile Compatibility: Designed for use in hand-driving applications and with power tools, making them perfect for a wide range of tasks. - Optimal Fit: Features a 1/4-inch hex body that fits securely in an insert holder with a C-clip for a retaining ring notch, ensuring a stable and precise fit during operation. - Compact Design: Each bit measures 4mm in size and 25mm in length, providing a compact yet powerful solution for your fastening needs. - Pack of 10: Includes ten high-quality bits, offering excellent value and ensuring you always have a spare when you need it. - Reliable Performance: Engineered for consistent performance in various applications, these hexagon screwdriver bits are indispensable for both professionals and DIY enthusiasts. - Enhanced Efficiency: The hex design ensures efficient torque transfer, minimizing the risk of slipping and enhancing your overall productivity. - Convenient and Portable: The small and lightweight nature of these bits makes them easy to carry and store, so you have the right tool for the job wherever you go.