... :1.standard parts, fastener parts heating.2. drill steel, drill tool are tempering, forging, extrusion Etc, eating.3. diamond saw blades ... , coal drill bit, pick bit’s welding5. braze lathe tool, milling cutter and all kinds of wooden cutters, braze high speed steel ... pin.3. hardening the industrial of machine tool, such as : bed guide way of machine tool.4. heat treatment pliers, spanner, screwdriver ...