... , forging machine or other equipments, for instances, hot extrusion of watch case, watch flan, handle, mold ... such as gear and axes.4. Quench for machine tools, such as lathe deck and guide ... , lamp decoration fitting, precision mold fitting, hardware handle, eggbeater, alloy steel and steel, steel and ... is mainly applicable to the braze welding of circular, square as well as other irregular plain ...