Made of high-speed steel, high hardness and corrosion resistance. Each faucet extractor is specially designed for quick-break taps and is easy to remove. Every faucet extractor undergoes rigorous, durable quality testing before it can be used. For removing peeling, rusted, broken or corroded screws and bolts. Ideal for industrial screw and bolt removal and daily home repair work. Specifications: Condition: 100% New Material: Fast Steel (six-piece set) Note: 1. Due to manual measurement, please allow a slight error. Thank you for your understanding. 2. The display calibration method is different, the color of the displayed items is different