Upgrade Version RC Tool KitHigh quality non-slip aluminum alloy handle, driver head is precision machined from high speed steel and titanium, hardness over 60, resistant to peeling and breaking, no rust and durable. this hex screwdriver tool kit is the best choice for RC enthusiast & model hobbists DimensionsHex Screwdriver: Total Length: 175mm/6.8inch, Handle Length: 90mm/3.5inch, Handle Diameter: 18mm/0.7inch. With a hanging storage bag, it can be stored when not in use to keep the workbench neat and tidy Widely ApplicationHex Driver Set perfect for disassembly/assembly of DJI Elf 3/4, general purpose models, rc helicopters, rc quadcopters, rc cars , rc trucks, rc boats, Multi-Axis FPV racing drones, robots, etc. Fit for Traxxas Arrma Axial Losi Redcat Racing and so on, also fit for omputer,furnitureand, instrument etc Clearly MarkedThe wrench size is engraved on each handle for easy identification, make sure you have the right tools at hand when you use them Package List4 Pcs Hex Driver(1.5/2.0/2.5/3.0mm) 8 Pcs Screwdrivers (3.0mm+/3.0mm-/4.0mm+/4.0mm-/5.0mm+/5.0mm-/6.0mm+/6.0-mm) 4 Pcs Nut Wrench(4.0/5.5/7.0/8.0mm). Total 16 PCS. Please rest assured to purchase, any questions, whether it is a product or a problem during use, please feel free to contact us, we will provide you with the best quality service in the shortest possible time, Manufacturer: Craznick