[Stable and Secure Design] - The upgraded assembly design reduces the number of connection points. The strong magnetic connection hole, 0.4 inch wide tail diameter, and 0.2 inch deep groove ensure stable operation and prevent detachment. [Precision Forged] - Extensive testing and optimization of components ensure improved compatibility and enhanced performance. [High Hardness and Wear Resistance] - The positioning pin is made of high-quality chrome-vanadium alloy steel with a hardness of up to 60HRC, offering excellent wear and corrosion resistance, maintaining a like-new appearance over time. [Wide Application] - Compatible with various power tool attachments including hex shank, hole saw, drill bit, and socket, meeting diverse needs for drilling, screwing, and wrenching tasks. Offers improved performance over standard versions. [Ideal Gift for DIY Enthusiasts] - A practical and cost-effective tool that helps users save time and effort, making it a great choice for those who enjoy crafting or DIY projects. Color: Iron-gray Material: Chrome vanadium alloy Package Contents: 2 x Impact Driver Note: The package includes only the items listed above. Other accessories are not included. Note: Slight color variations may occur due to lighting and monitor display differences. Measurement error allowance: +/- 1-3 cm.