Features: Experience seamlessly conversion with the Impact Driver Bit Holder,featuring three adapters that transform 1/2 square drive into 1/4 quick release hex shank, enhancing your tools versatility. Crafted from chrome molybdenum steel with black phosphate coating, these adapters offer exceptional durability and resistance to wear, ensuring long last performances in demanding tasks. Ideal for professional technicians, DIY enthusiasts, and repair personnel, this set provides the precise and reliability need to tackle various assembly projects with ease. Perfect for automotive repairs, furniture assembly, and mechanical maintenance, the bit holder is to deliver a convenient and efficient operation across diverse applications. With its advanced torsions zone and heat treated construction, this adapter set absorbs high torques impacts, making it indispensable addition to any toolkit for enhances productivity and efficiency. Specifications: Component:Chrome Molybdenum Steel L Size:Approx.50x23x18mm/1.97x0.91x0.71inch S Size:Approx.38x23x12mm/1.5x0.91x0.47inch Option Type:L Size,S Size 1/2Inch Square Drive to 1/4Inch Quick Release Hex Socket Adapter Converters Package Includes: 1pc Impact Driver Bit Holder note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.