For: Helicopters, airplanes, cars, boats! HEX Screw DRIVER SET 4-IN-1 1.5/2/2.5/3mm RC Tools Heli Specification: 100% New in boxFor: Helicopters, airplanes, cars, boats!Tip Size:1x 3mm Hex 1x 2.5mm Hex 1x 2mm Hex 1x 1.5mm HexHex Screw Driver White Hard SteelEasy to change the Tip for use Package: 4 in 1 Hex Screwdriver Tools Set 1.5/2.0/2.5/3.0mm*1set