Description: With durable materials, this screwdriver bit sleeve has the characteristics of high hardness, wear resistance, rust resistance and corrosion resistance, and can be used for a long time. By supporting quick disassembly, this screwdriver bit sleeve enables you to complete your work efficiently. Moreover, it has strong compatibility and can be used in multiple scenarios. It is constructed of steel material. The length of this product is 15.5cm and the width is 13.5cm. This screwdriver bit is suitable for manual electric drill, electric drilling and other tools. Item Name: Screwdriver Bit Material: Steel Features: Good Hardness, Rust-proof, High Precision Size Details: 15.5cm x 13.5cm/6.1" x 5.31" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: Style 9: 9 x Screwdriver Bit 1 x Box or Style 10: 10 x Screwdriver Bit 1 x Box