Insexsmejslar.

Insex: 1.5, 2, 2.5, 3 mm.

Allen Hex Driver Model Tool for Helicopter Toy Accessories with Metal Cover
These hexagonal screwdrivers are made of qualified high-speed steel and have slip-resistant handles.
They are especially suitable for RC helicopter airplane and many other devices.
 
 
Features
High quality: the shaft is made of high-speed steel.

Ergonomically and slip-resistant designed handle for confortable grip.

Compact and lightweight design.

4 different sizes are icluded to meet all your needs.

Elegant appearance.

Especially suitable for RC helicopter airplane.