... annealing, normalizing, quenching, tempering.1. Hardware and tools, such as plier, wrench, hammer, ax, screwing tools and shear (orchard shear).2. Automobile and ... , small shaft and fork.3. Electric tools, such as gear and axes.4. Machine tools, such as lathe deck and guide rail ... .Customized services, which made machines as per customer's requirement. tools hardening induction quenching machine