Features: Crafted from premium alloy steel, the Double Ended Drill Bits deliver longer life than standard bits with exceptionally wear resistance and torques capacity, ideal for heavy duty DIYer projects and professional toolkits. Featuring a standardized 50mm length and magnetic tips, these bits ensures precise compatibility with most manual/electric screwdrivers while minimizing slippage during high torques operations. Designed for mechanics, electronics technicians, and home improvement enthusiasts, the lightweight 200g set offer effortless portability in tool belts for on site repairs and delicate assembly tasks. Tackle diverse applications from furniture assembly to automotive maintenance with these corrosions resistant bits, engineered to maintain good performances in humid workshops or outdoor environments. The heat treated anti rust surfaces extends durability by 30% compared to conventional bits, making it essential for prolonged use in demanding scenarios like machinery upkeeping and intelligent device installations. Specifications: Component: alloy steel Size: Length 50mm Package Includes: 10pcs/set Screwdriver Bit note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.