Fits all types of sockets, bits - Install directly on the drill chuck, or on a 1/4 "" socket holder. Professional adapter set, sturdy and durable. Fits all cordless drills and screwdrivers. 1/4 "", 1/2 "", 3/8 "" Hex Socket Holder - Fits all quick change adapters, extensions and drill chucks. Simple differentiation by color marking. Suitable for DIY, professional, auto parts, repairs and more. 1/4 x 1/4 x 65mm in length - The 1/4 "" shank can be converted to a 6.35mm square head. 3/8 x 1/4 x 65mm in length - The 1/4 "" shank can be converted to a 9.4mm square head. 1/2 x 1/4 x 72mm in length - The 1/4 "" shank can be converted to a 12.6mm square head. Delivery Quantity: 1set (3pcs) Package Contents: Only the above package content, other products are not included. Size: as shown in the picture (Reminder: The size is measured manually, please allow 1-2 cm measurement error) Color: as picture shown (Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown on the picture.) Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store