Diamond Jackhammer is a more advanced version of Steel Jackhammer available from TechReborn. It has 400k energy storage. One can charge it using energy storage blocks, like Battery Box. Jackhammer could be used as a replacement for pickaxe to break stone based blocks, like Stone or Cobblestone very quickly. Diamond Jackhammer is capable of 3×3 mining when set to active. It will cost 250 energy to break one block.