The wrench is made from sufficient materials, thickened and, integrallys forgeds and molded High carbon steel forging,, hardness as high as HRC62 This heavy duty wrench is made from materials, ensuring durability and long lasting use Crafted from high carbon steel, this wrench provides strength and reliability for industrial grade applications Thickened tail designs, resistance and no deformation The striking end is provided with a hole, whichcan be used for fixing the striking map on the object and hanging it, saving space resistance, thickening and high hardness, meticulous workmanship and long service life The surface is phosphatized and rustproof, smooth, beautiful and resistant to knocking Designed for professionals and enthusiasts, this wrench is perfect for automotive repairs, household maintenance, and more Whether you need to loosen hardened screws or tighten bolts and, this wrench is up to the task with its reinforced design, Manufacturer: SHANGYAKEJI