A Thai wood coconut grater with sharp metal teeth blade, is used for grate fresh coconut. This old-fashioned wood carved seat is your right tool. Many of Thai desert call for fresh coconut meat. Cut your fresh coconut into two halves, place inside coconut halved, and rotate against the blade. Made from rubberwood. Dimention : 17.5 x 6 x 5 inches. Product of Thailand.

For hand version, check these links:
Coconut Grater - Hand
Coconut Grater - Twin Tips
Coconut Grater - Table Top