6 Inch 7-15mm Quick Multi-Functional Self-Adjusting Wrench

6 Inch 7-15mm Quick Multi-Functional Self-Adjusting Wrench. Forged from premium 40CrV alloy steel, with a solid structure for long-term durability. Triple-sided serrated jaws for firm biting,anti-slip even under heavy torque. Wide opening range: 7-43 mm, compatible with hex nuts, pipe nuts, octagonal nuts, round pipes, and irregular fasteners. Spring self-lock & automatic reset design for quick operation. All-in-one multifunctional wrench: replaces a combination wrench,open-end wrench, adjustable wrench, socket wrench, pipe pliers, and pump pliers. One tool meets multiple working demands. International Standards: Complies with ISO 6789, ISO 3318, and DIN industrial standards. OEM/ODM Support: Supports small-batch customization, laser logos, and packaging design. Fast Delivery: Bulk order delivery time is within 30 days for urgent needs. 1-Year Warranty: Free replacement for quality issues during the warranty period.