17 pc. 1/4", 3/8", 1/2" Impact Drive Tool Accessories Set with EVA Foam Tray Ultimate assortment of 1/4, 3/8, 1/2 impact drive tools including increasing and reducing adapters, universal joints and extension bars. Chrome molybdenum alloy steel (Cr-Mo) for exceptional strength and durability. Manganese phosphate finish to resist corrosion. Lifetime Warranty. Ball detent for secure socket retention. High-visibility etched markings provide quick size identification. Incudes premium precut EVA foam tray with size markings for all tools for peak organization. EVA Foam tray size: 21.5 x 13.46 x 2.0 86524 Prop65 information pending -