... . Quenching of the large gear3. Quenching of part or all of the metallic tools 4. Surface quenching of the ... and motorcycle fittings, such as crankshaft, connecting rod, piston pin, chain wheel, aluminum wheel, valve, rock arm shaft, semi drive shaft, small shaft ... with water cooling system(optional)J. Can equipped with CNC or PLC controlling equipment(optional) K.Can be equipped with various ...