Flynn is more than happy to oblige because Ezekiel has crossed a line here and now it's personal because how dare he. That impudent little street rat, how dare he lay his hands on him?! Flynn is above them, so above them all and this defiance is unacceptable! The only thing that placates him a little is the utter betrayal in Stone's voice and the way Flynn can now use this against Ezekiel.

"One hammer coming right up."

He conjures it up dramatically, handing it over in a grand gesture, and finally Jones' strained control slips away. The way Stone doesn't say what he's going to do to him but just asks for the tool causes panic take over and he struggles wildly in his grip, trying to get away. "No! Nonono, don't, you can't, Stone, you can't!"