- SELF-LOCKING WRENCH TOOL: Experience effortless one-handed operation with our Multifunctional Self-Locking Wrench. The innovative automatic locking spring allows for quick and simple adjustments, significantly enhancing your work efficiency. - SUPER GRIP STRENGTH: Equipped with forged double threaded jaws, this self-adjusting pipe wrench boasts exceptional anti-slip performance. Quickly adjust during use to achieve a firm grip on pipelines or nuts, saving you time and energy. - DURABLE AND STURDY: Constructed from high-quality chromium vanadium alloy steel, our self-locking wrench is designed for longevity. Its thickened, quenched, and forged design achieves a hardness of up to HRC 60, providing a robust, stable, and non-slip experience for all your needs. - SELF-ADJUSTING RANGE: Available in multiple sizes, the clamping range is as follows: 7-15 mm for 6-inch wrench, 9-25 mm for 8-inch wrench, 15-35 mm for 10-inch wrench, and 19-43 mm for 12-inch wrench. This versatility makes it ideal for pipes, screws, nuts, and other applications. Use scenarios: 1. Tightening or loosening plumbing fixtures in tight spaces, ensuring you're equipped to handle plumbing repairs efficiently. 2. Serving as a reliable tool for automotive repairs, allowing you to grip various sizes of nuts and bolts with ease. 3. Ideal for home improvement projects, providing a secure grip while working with different materials and fasteners.