... and plastic tube, sealing of aluminum foil (tooth paste peel) motor rotor and sealing of tubular electric heating element.melting mainly ... aims to melt the metal into liquid by using the high temperature, which is applicable to the smelting of iron, ... wrench, hammer, ax, screwing tools and shear (orchard shear).Quench for various automobile and motorcycle fittings, such as crankshaft, connection rod ...