Do you this tool ?, this is a traditional tool for grated a coconut ! Yes, i am serious, i am not joking !. I found it last year, at the IKBI competition. In modern way, we can use a machine to grated some coconut or maybe we can buy it at supermarket. This unique tool is very simple to use it, we just only sit on the board and coconut grated at somekind knife at we must shaked with our hand,😀 This definitily need a strong muscle, also good for sport ? For loss your weight ?. Try it ! Only at Sumatera we can find this tool.