Features FAST AND EFFICIENT: The tap sockets are ideal for tight workshops and space constrained areas, allowing for quick and easy work, very efficient CONVENIENT AND PRACTICAL: This tap extractor is an indispensable tool in your screw extraction plan. Designed to work with all 3/8in square hand or power tool uses, providing greater flexibility and convenience APPLICABLE SCENARIO: The tap socket adapter can be used with existing wrenches and is specifically designed for use with tap, reamer, screw extractor and other square handle tools MULTIPLE FUNCTIONS: Suitable for tapping and threading, tap extractor is an all in one tool for pulling out screws and bolts, useful and practical TECHNICAL PARAMETERS: Tap sockets small for M3‑M6 tap, large for M8‑M12 tap, use with square wrench or power tool, provide great convenience for your work Spec: Item Type: Tap Sockets Material: Hascrome Size: 6-1/4in, 1/4in-1/2in Application Range: Small size for M3-M6 taps, large size for M8-M12 taps How to Use: Connect the square wrench or power tool to use Package List: 2 x Tap Sockets Package List 2 x Tap Sockets