Multifunctional self-locking industrial quality pipe wrench tool product information: Self-locking Pipe Wrench: This wrench is designed to provide maximum grip and torque, making it suitable for a variety of plumbing, construction, and mechanical tasks. The self-locking mechanism ensures a secure clamping of pipes and nuts for efficient, trouble-free work. Self-locking design: Utilizing the self-locking function of the built-in automatic locking spring, it facilitates one-handed operation and improves efficiency. The forged jaws with double wire teeth can clamp pipes or nuts securely, are non-slip and quick to adjust, easy to use, saving you time and energy. Adjustable opening: 6-inch wrench clamping range 7-15mm, 8-inch wrench clamping range 9-25mm, 10-inch wrench clamping range 15-35mm, 12-inch wrench clamping range 19-43mm wrench, wide range For pipes, screws, nuts, etc. Multifunctional pipe wrench: suitable for all pipe-related home decoration and maintenance, such as water tank maintenance, household water pipes, vehicle maintenance, etc. Each straight barrel wrench has deep grooved teeth that lock into place and provide a confident grip around the smooth rounded surface. Specification: Material: 40CR Packing list: 1 x multifunctional pipe wrench notes: 1. Due to different monitors and light effects, the actual color of the item may be slightly different from the color shown in the picture. 2. Please allow 1-3cm error due to manual measurement. (1 inch = 2.54 cm)