Introducing the 21mm Chromoly Forged Deep Impact Socket, designed specifically for 3/4 inch square drive wrenches. This high-performance socket is crafted from durable Chrome Molybdenum and features a drop-forged construction, ensuring exceptional strength and longevity. The deep wall design allows for greater accessibility in tight spaces, making it an ideal choice for automotive repairs and heavy-duty applications.The phosphate finish provides superior corrosion resistance, protecting the socket from wear and tear during use. Whether you're a DIY enthusiast or a professional mechanic, this impact socket is perfect for use with air impact wrenches, delivering reliable performance every time.Key Features:- Made from high-quality Chrome Molybdenum for enhanced durability- Drop-forged construction for added strength- Phosphate finish for improved corrosion resistance- Compatible with 3/4 inch square drive impact wrenches- Lifetime guarantee for peace of mindSpecifications:- Depth: Deep- Drive: 3/4" Square- Material: Chrome Molybdenum- Net Weight: 0.36kg- Size: 21mmExplore our extensive range of tools and workshop equipment, perfect for both DIY projects and professional applications. With over 10,000 products available, our online store is your one-stop shop for all your tool needs. If you have any questions or can't find what you're looking for, don't hesitate to reach out to our friendly customer service team for assistance.