Hobby-Ace 10IN1 RC Tools Kits Box Set Screwdriver Pliers Hex Repair for Helicopter Multirotors Made of high quality steel which is durable and can ensure long term service life. Package include : 1 x 1.5mm Hex Screwdriver 1 x 2.0mm Hex Screwdriver 1 x 2.5mm Hex Screwdriver 1 x 4.0mm Box Spanner 1 x 5.5mm Box Spanner 1 x 2.8mm Screwdriver 1 x 2.8mm Slot Screwdriver 1 x Nipper pliers 1 x Diagonal Pliers 1 x Ball Link Pliers Ball link screwdriver and plier for RC helicopter rotor head tools Comes with a bag,easy to carry Bag size: 7.1" x 5" x 1.2"(LxWxH) / 19.3cm x 13cm x 4.3cm