Description The item is a set of 4pcs hex screw driver tools in different sizes, which are mainly made of durable steel and aluminum alloy material, and can be used to disassemble hex screw in RC helicopter, car, plane and other places. Features - Handle color: black. - Material: durable steel and aluminum alloy. - Total length: about 174mm. Handle length: about 88mm. Handle diameter: about 18mm. - and 4-in-1 hex screwdriver tools kit. - Made of premium steel and aluminum alloy, the hex screwdrivers are durable, corrosion resistant and sturdy. - Includes one 1.5mm hex key, 2.0mm hex key, 2.5mm hex key, and 3.0mm hex key. - Used for disassembling hex screw in RC helicoptor, car, plane and other places. - Simple and practical design, and easy to use. Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!