
1) Marching percussion 2) Orchestral percussion
Found on
https://www.crosswordclues.com/clue/wood-block

A wood block is a slit drum made from a single piece of wood and used as a percussion instrument. It is struck with a stick, making a characteristically percussive sound. East Asian musics use a variety of wood blocks ranging from small hand-held instruments to enormous (often immovable) temple blocks which may be sounded by swinging a large log a...
Found on
http://en.wikipedia.org/wiki/Wood_block
No exact match found.