Tools (pick, axe, shovel, hoe) don't have a sound for when they are destroyed/used up.
MCPE-6635
Tools Destruction Sound
Resolved
Invalid
0
(Unassigned)
Unconfirmed
Tablet - Android - Amazon Kindle Fire
axe, destroy, hoe, pick, shovel, sound, tools
0.8.1
Retrieved
Please do not assume that the differences in behaviors between the PC, Pocket Edition, XBOX, PS3, or Raspberry Pi editions of Minecraft are bugs.