Features： 1、Hollow Handle: This screwdriver set adopts hollow handle with storage function, temporarily inapplicable blades can be placed in the handle. 2、 Material: This screwdriver set is made from steel material, which ensures high hardness and long service life. 3、Comfortable Handle: The screwdriver handle is made from aluminium alloy to provide comfortable and accurate experience. 4、Corrosion Resistance: This screwdriver set adopts surface oxidation process, which ensures corrosion resistance. 5、Practical Tool: This 8 in 1 screwdriver set is suitable for RC car, unmanned aerial vehicle or other repair and DIY project. UAV Specification： Item Type: Screwdriver Set Material: Steel and Aluminium Alloy Application: for Remote Control Car Uav Aircraft Screwdriver Set Color: Silver and Black Handle Type: Hollow Handle Handle Length: Approx. 105mm / 4.13in Package List： 1 x 5mm Hex Screwdriver 1 X 2.0mm Hex Driver 1 x 2.5mm Hex Driver 1 x 3.0mm Hex Driver 1 x Cross Screwdriver 1 x Flat Screwdriver 1 x 5.5mm Hex Wrench 1 x 4.0mm Hex Wrench 1 x Screwdriver Handle