The Sealey 1/2" Drive Stud Remover and Installer is a professional engine tool designed for the efficient removal and installation of studs across a wide range of sizes. This essential workshop tool eliminates the frustration of dealing with damaged or seized studs during engine overhaul and maintenance work. Built to handle studs from 8mm to 19mm diameter, this stud remover features an innovative cam mechanism that rotates and grips securely onto the stud shaft. This design provides a positive grip without the need for separate locking mechanisms, allowing quick engagement and reliable torque transfer during both removal and installation operations. The tool is designed for use with any standard 1/2" square drive ratchet wrench, making it compatible with existing socket sets and torque wrenches. This versatility makes it ideal for automotive technicians, plant engineers, and mechanics working on engine rebuilds, cylinder head work, or any application where studs require removal or replacement. The cam-operated design ensures consistent performance across the full capacity range, providing reliable results on both new and corroded studs. Features and Benefits: • Cam mechanism rotates to grip studs securely for positive engagement • Wide capacity range handles studs from 8-19mm diameter • Compatible with standard 1/2" square drive ratchets and torque wrenches • Suitable for both removal and installation applications Specifications: Brand: Sealey Capacity: 8-19mm Drive: 1/2"Sq Nett Weight: 0.58kg