... punch press, forging machine or other equipments, for instances, hot extrusion of watch case, watch flan, handle, mold accessory, kitchen and ... Quench for hardware molds, such as small-size mold, mold accessory and inner hole of mold.C. Welding (braze welding, ... alloy cutter, milling cutter, reamer, planning tool and solid center bit. 2. Welding of various hardware mechanical gadget: Silver soldering ...