this r/c tool set is great for assembling r/c models, includes

medium and large sized screwdrivers(+) & screwdriver (-)
5.5mm and 7mm box wrench
three hex wrenches of 1.5mm, 2mm, and 2.5mm.
a removable grip which can be connected to each screwdriver
the stand and the transparent cover offer convenient and handy use.