Features Versatile 6pcs Adapters: Includes 3 extension chuck adapters and 3 socket adapters, providing flexibility for various drilling and driving needs. Secure Magnetic Design: Magnetic extension adapters ensure a secure attachment to power tools, preventing loosening during use for enhanced safety and efficiency. Durable Chromium Vanadium Steel: Constructed from heat treated chromium vanadium steel for high hardness, wear and corrosion resistance, ensuring long-lasting performance. Universal 1/4in Hex Shank: Compatible with pneumatic screwdrivers, pneumatic drills, and hex nut drivers, offering a wide range of applications. Multipurpose Socket Adapters: Features 1/4in, 3/8in, and 1/2in square head specifications, suitable for diverse operating situations, providing versatility and convenience. Features: 1. [6PCS ADAPTERS] Including 3pcs extension chuck adapter and 3pcs socket adapter, often used for drill extension conversion. 2. [1/4IN HEX SHANK] With 1/4in hex shank design, can be installed on pneumatic screwdriver, pneumatic drill or hex nut driver. 3. [EXCELLENT MATERIAL] Made of heat treated chromium vanadium steel material, with high hardness, wear and corrosion resistance. 4. [MAGNETIC DESIGN] These extension adapters are magnetic and can be attached to power tools very well and are not easy to loosen during use. 5. [VARIOUS SIZES] Socket adapter square head specifications are 1/4in, 3/8in, 1/2in, suitable for more operating situations. Specification: Item Type: Hex Shank Bit Adapter Material: Chrome Vanadium Steel Purpose: Drill Accessories Hex Shank Specification: 1/4in Socket Adapter Square Head Specification: 1/4in, 3/8in, 1/2in Package List: 3 x Extension Chuck Adapters 3 x Socket Adapters Package List 3 x Extension Chuck Adapters 3 x Socket Adapters