Features: This square drive socket adapter set is suitable for insertion handle in manual applications and when used with power tool. It improves your productivity. Each square head ensure secure attachment of the sleeve drill adapter and prevent unwanted slipping or falling out. Selected from stainless steel for long service life. It provide excellent strength and toughness and ensures long durability and performances. Suitable for a wide applications including construction, carpentry, automotive repairs, and home improvement projects, making it essential addition to any toolkit. The set includes three sizes (1/4", 3/8", 1/2") with hex shank, ensuring compatibility with all quick changes systems and standard drill chucks, providing adaptability. Specifications: Component:Stainless Steel Length:Approx.65mm/2.56inch 73mm/2.87inch Package Includes: 6Pcs Wrench Adapter note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.