Acid etched blades for fine grating results. Drum and handle separate for easy cleaning. Acid-etched razor sharp blade drum for optimum results. Suitable for hard cheese, chocolate and nuts. Drum and handle separate for easy cleaning. Suitable for left and right handed use. The Zyliss brand was founded by Karl Zysett in Lyss. Switzerland in 1951. The design to delight principle inspired by Karl Zysett is still at the heart of the brand today. www.zyliss.com. Made in China.