Compatibility: Designed to connection seamlessly with 3 / 8 " (10mm) drive wrenches, this tool enhances flexibility and efficiency in various automotive maintenance tasks Robust Construction: Mde from high strength steel, this wrench withstands high torques demands without deformation, guaranteeing good over extended use Clear Scale Markings: Features easy to read size markings (27 / 32 / 36mm option) for quick identification, ensuring accurate selection and smooth removal of oil Wear Resistant: Made from steel, this wrench ensures long lasting with excellent resistance to rust and wear, making it ideal for heavy duty use Secure Grip Design: The special gripping mechanism firmly holds oil in place, slippage during removal and installation for easy operations, Manufacturer: SHINLHUA