Features 4-in-1 Concealed Design: Compact and stylish, this screwdriver set is easy to carry, making it convenient for on-the-go repairs and maintenance. Chrome Vanadium Steel Cutter Bar: The and construction ensures longevity and reliability for all your repair needs. Ergonomic Design: The ergonomically designed handle allows for easy and efficient , enhancing productivity during use. 4 Interchangeable Bits: With 4 different specifications, this set provides versatility to meet various repair and disassembly needs, offering a comprehensive solution for your projects. Versatile Applications: Suitable for use with aircraft models, drones, and other equipment with hexagonal screws, providing a versatile and essential tool for various repair tasks. Features: 1、4-in-1 concealed type, beautiful and generous, easy to carry. 2、Chrome vanadium steel cutter bar, polishing, to use. 3、Ergonomic designed, easy to operate, greatly improve work efficiency. 4、Comes with 4 bits, different specifications for you to choose, meet your different needs. 5、Can be used for aircraft models, drones and other places where the hexagonal screws need to be removed. Specification: Condition: 100% Item Type: Hex Screwdriver Material: Chrome Vanadium Steel + Aluminum Alloy Color: As picture shown Explosion Proof: No Screw Head: Hexangular Insulated or Not: No Screwdriver Specification: H1.5/2.0/2.5/3.0 Package List: 1 x Screwdriver Handle 4 x Bit Package List 1 x Screwdriver Handle 4 x Bit