The Rock Beat Series comes in heavy weights than the other lines, in order to provide the cut and volume you would expect from a rock model. Their extraordinary mirror-like high polish is completely done by hand. You can hear this in their specific sound character, which is bright, cutting and powerful.... Turkish Cymbals ,Hand Cast, Hand Hammered, Hand Lathed. For centuries, cymbals have been made in artisan workshops in Iststststanshops bul, turkey, the acknowleged home of quality cymbal making. Cymbal alloys (most notably B20 alloys) have secret recipes passed through generations and each Turkish Cymbal is hand cast, rolled whilst hot, hammered by skilled artisans and tested to give the unique sound the Turkish Cymbals have, before being finished on a lathe. Only by hand making the cymbal be worthy of a flight drummer. Each cymbal has its own individual overtones and "DNA", while being broadly similar to its brothers. Your sound is unique with Turkish Cymbals. Probably the finest cymbals on the planet.