General description This Laser Tools Stud Extractor is designed for 1/2" drive and can effectively operate on studs ranging from 19mm to 25mm. It is also capable of removing damaged nuts, making it a versatile addition to your toolkit. Technical specifications Drive size: 1/2" Stud size compatibility: 19 - 25mm Compatibility and accessories Replacement jaws available - Part No. 1898 For smaller studs (6 - 12mm), see Laser Part No. 3986