IS 319 Free Cutting Grade I is the standard grade across the Asian Sub continent for Free Machining Brass. Commonly known as CW614N in Europe, it is the widely used owing to its suitability for high speed machining operations and also for manufacture of complex parts. The ease of brazing/soldering, high corrosion resistance combined with its good strength and a machinability rating of 100% makes it an ideal choice of application in wide range of brass components throughout the industry