X 2.30" Tube, 3.3mm x 58mmTube, 4.3mm x 58mm Tube, 3.75mm x 58mmTube, 3.0mm x 13mm Flat Twin Blade, 3.0mm Flat Twin Blade, 1.6mmMaterials:Handles: AluminumTube Blade: Stainless SteelFlat Blade: Carbon Steel HRC 40-46 Screwdriver Blade: Carbon Steel HRC 40-46.