- HIGH QUALITY: Constructed from premium carbon steel, this wrench features high carbon steel precision forging for exceptional hardness and durability, ensuring it withstands rigorous use. - AUTOMATIC ADJUSTMENT: The self-adjusting design of the connecting shaft allows for automatic locking and adjustable jaws, enabling effortless one-handed operation for quick tasks. - VERSATILE SIZES: Available in two sizes to meet your needs: a 26.5 cm/10.5 inch wrench with a jaw capacity of 14-30 mm/0.55'-1.18', and a 38 cm/15 inch wrench with a jaw capacity of 30-60 mm/1.18'-2.36'. This range ensures compatibility with various fasteners. - MULTIFUNCTIONAL USE: The carbon steel end is perfect for prying and chiseling, while the adjustable jaws accommodate a variety of nut shapes including prismatic, square, and diamond. Ideal for both home projects and travel needs. - PRACTICAL APPLICATIONS: Whether you are tightening plumbing fittings, assembling furniture, or performing automotive repairs, this wrench provides the versatility to handle diverse tasks. Its robust design makes it a reliable tool for DIY enthusiasts and professionals alike.