Detail 4pcs 1/2 Inch Square to 1/4 Inch Hex Ratchet Socket Wrench Socket Adapter Wrench Set Drive Converter Impact ToolHex Ratchet Adapter, Square Impact Tool Kit, 1/2 Inch to 1/4 Inch. Quick release design: 1/2 inch female adapter to 1/4 inch hexagon female adapter. Turn any pneumatic or powerful impact wrench into a drill or ratchet into a screwdriver with this one-piece drill converter. High quality: Tungsten steel has strength and hardness. High-impact Resistance to SpecificationProduct Name: Hex Handle AdapterColor: BlackMaterial: SteelSize: 23x50x18mmPackage Contents:4*1/2 to 1/4 Socket Adapters4*Ring4*PinsOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-3cm.