Bakuuni Hand/Legends

"A blow from a Bakuuni Master can pulverize stone" (Jedi Ace Crix Sunburris)

Bakuuni was a form of martial arts studied by some members of the Jedi order and possibly other civilians as well. These Jedi used their bodies as weapons and used to force to enhance their strength, speed, agility, and accuracy with every move. It is even said that a master of Bakuuni was capable of easily breaking stone