Description 4pcs Metal 4 0 5 5 7 0 8 0mm Hex Screwdriver Tools NUT Key Socket Screw Driver WrenchSet Used for helicopters airplanes cars boats particularly 450 Helicopters ESKY CP V2 King 3 Specifications Material Aluminum alloy Steel Color Black silverLength of cutting head 8 5cm 3 3in Length of handle 9cm 3 5in Total length 17 5cm 6 9in Package size 21 x 9 3 x 2cm 8 3 x 3 7 x 0 8in Package weight 201g 7 1ozPackage includes 1 x 4 0mm Hex key Socket Screw Driver Wrench 1 x 5 5mm Hex key Socket Screw Driver Wrench 1 x 7 0mm Hex key Socket Screw Driver Wrench 1 x 8 0mm Hex key Socket Screw Driver WrenchDetails pictures