Gearwrench 15pc Bolt Biter Impact Extractor Socket Set for SAE & Metric #84783. Works on bolt sizes 1/4″ to 3/4″ and 7mm to 19mm. Bi-Directional design for removing or tightening damaged fasteners. Tapered entry enables socket to easily seat on a damaged fastener. Dual sized sockets designed to work with both SAE and Metric fasteners. Square drive with hex base for use with impact gun, ratchet, wrench, or pliers. Chrome Molybdenum Alloy Steel (Cr-Mo) for exceptional strength and long lasting durability. High-Visibility laser-etched markings provide quick size identification. Black oxide coating provides superior corrosion resistance. Up to 10x longer impact life vs. Up to 5x greater torque output vs. Blow mold case included for durable storage and organization. Check out my other items. Be sure to add me to your favorites list. I check my emails often! All Power Tools and chargers come with a Standard 120V US Electrical Plug. Thanks, Nate’s Tools and More. Warning: This product can expose you to or may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.