Neewer Titanium Nitride Hex Driver Set with Colored Fits and Screws 4-Piece Handles, 1.5mm, 2mm, 2.5mm, 3.0mm

Each wrench features a color-coded alloy handle and interchangeable bits. The bits are titanium nitride coated for extra durability. The set includes 2.5mm, 2.0mm, 1.5mm, and 3.0mm wrenches. Compatible with helicopters' M2 socket screws and M3 socket screws! Especially for all T-REX450/ESKY CP V2 helicopters, and similar sizes available. Kit contents: 1.5mm x 1; 2.0mm x 1; 2.5mm x 1; 3.0mm x 1 100% innovative. Color: 4 colors of handles.