Features: Experience effortless bit changes with our spring loaded antislip design, enabling quick single handed operations to significantly boosts your productivity and efficiency in any task. Featuring strong magnetic adsorption and unique antislip teeth, these 6.35mm bits ensures screws stay securely in place, reducing the risk of drops and slippage during use. Ideal for DIYer enthusiasts and professional craftsmen who require high performances tool for demanding projects and precisions work. Perfect for a wide ranges of applications, from home renovations and furniture assembly to industrial construction site and automotive repairs. Crafted from alloy steel with impacts resistant structure, these universally drill bits offer compatibility with most electric drills and manual tools for versatile use. Specifications: Component: Alloy Steel Size: green-65mm/2.56'', yellow-70mm/2.76'', red-90mm/3.54'', dark blue-150mm/5.91'' Package Includes: 2Pcs Nonslip Drill Bit note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.