Spring-Loaded Detent Ball System - securely and firmly fit your impact sockets to your power tool. Convenient Storage Case - keep your 360-degree socket adapters neatly organized in your tool drawer. Versatility - use them with any cordless drill or high-torque impact drill without skipping a beat! Durability - our swivel adapters are made from industrial-grade, heat-treated material for maximum durability. Perfect for Professionals - our secure swivel joint hex shank socket adapters are perfect for automotive repair, home improvement, house maintenance and even DIY projects. Note: Don't use with paeumatic and hammer tools. Due to the tool's structure, please avoid humid environment. Please wipe off water and store it in a dry and ventilated place to extend the tool life after use. Length: 52mm, 55mm, 59mm colour:Silver Material:steel Package Contents: 2 x (1/4inch hex shank to 1/4inch socket)360 degrees Rotatable Socket Adapter 2 x (1/4inch hex shank to 3/8inch socket)360 degrees Rotatable Socket Adapter 2 x (1/4inch hex shank to 1/2inch socket)360 degrees Rotatable Socket Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.