General description This Draper Expert 3/4' Square Drive Universal Joint (Model 16818) is designed for versatile power tool compatibility. Made from high-quality chrome vanadium steel, it is hardened and tempered for enhanced durability and strength. The polished finish not only provides a smooth appearance but also offers corrosion resistance. The hinged head allows the drive to swing through 90° in both directions, making it ideal for accessing tight or awkward spaces. A spring-loaded ball bearing securely holds the socket in place during use, ensuring safety and stability. This universal joint is suitable for both professional and DIY applications, meeting DIN3122 and ISO3315 standards. Technical specifications Material: Chrome vanadium steel Finish: Polished Hinged head: Allows 90° swing in both directions Spring-loaded ball bearing: For secure socket retention Manufactured according to DIN3122 and ISO3315 standards Compatibility and accessories Compatible with standard 3/4-inch