Convenient Storage Case - keep your 360-degree socket adapters neatly organized in your tool drawer. Spring-Loaded Detent Ball System - securely and firmly fit your impact sockets to your power tool. 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., Manufacturer: Akfldms