The tool is easy to operate, just put the garlic into the chamber, roll the device back and forth on a smooth surface, and let the inner blade take over.
Can be operated as needed, rolling more will result in fine shredding, while rolling less will provide a rougher cut.
Manual Roller Garlic Chopper, Garlic Grinder, Garlic Press, Garlic Kitchen Gadget Best Rolling Garlic Chopper Easy to Use and Clean