"This is not an ethnic problem. Those hiding within their communities will be brought to book," said the CS.
He warned some political leaders he claimed were using the banditry issue to gain political mileage.
"I am now going for political leaders who are fanning insecurity problems in banditry-prone areas. If you are a leader aiding banditry by supplying guns and ammunition, know that we are coming for you," Kindiki warned.
Three days ago, Elgeyo Marakwet Governor Wisley Rotich said bandits had felled 11 locals in recent weeks.
"It is unfortunate that these killings come at a time when relative peace is returning to Kerio Valley. We only remain with a few dotted areas where the merciless bandits still roam. I am optimistic that with time, all this will end," Rotich said.
He went ahead to say: "Both Kaben and Kapyego residents have lost 11 people in the last few weeks and it's unfortunate that all were lost just a few meters from security installations
"I have briefed President William Ruto on the latest situation. We hope for a quick solution. I will work closely with all leaders to ensure that we fight for lasting peace."
Chiefs from the worst-hit areas said more than 10 people have been shot dead amidst the ongoing operation.