5Pcs Double Ended Screwdriver Bit Set Alloy Steel High Torsion Cross Screwdriver Bit Set for Repair Maintenance 1HIGH HARDNESS ALLOY STEEL MATERIAL: The screwdriver bits are made of high hardness S2 alloy steel, ensuring durability and reliability. They provide excellent impact resistance, guaranteeing that they won't deform even after longterm use. 2DUAL HEAD DESIGN: The double headed design adds convenience and versatility. With the ability to easily switch between different heads, users can quickly adapt to various scenarios and improve work efficiency. 3WIDE APPLICATION: These screwdriver bits are compatible with electric drills, making them perfect for a wide range of applications such as home repairs and mechanical maintenance. They are designed to meet the daily needs of users. 4LONG LASTING: Thanks to their premium robust construction, these screwdriver bits have a longer lifespan compared to other options on the market. Users can rely on them for extended periods of time without worrying about wear and tear. 5RELIABLE PERFORMANCE: With their exceptional impact resistance and fine workmanship, these dual head screwdriver bits deliver reliable performance. Users can trust that they will get the job done efficiently and effectively, every time.