Description The Klingspor A 346 EXTRA Kronenflex cutting-off discs are best suited for universal use in metalworking. They also offer the advantage of low ridge formation. The discs are also free from iron, sulphur and chlorine. This cutting disc is therefore ideally suited to cutting thin materials such as profiles and pipes. The perfect match of the bond to the grain type used ensures greater aggressiveness and service life. The synthetically produced abrasive grain ensures consistently high performance of our Kronenflex products. They are available in three quality classes and very suitable for all applications. Our cutting discs are tested according to the oSA guidelines and guarantee compliance with the European safety standard EN 12413.