Use TOMCAT Rat & Mouse Bait pellets to do away with mice and rats in your home, garage or on the farm. It comes ready-to-use and contains active diphacinone. Rodents find this bait irresistible. It works well as a maintenance bait after you've knocked out a major infestation and want to keep any subsequent rodents under control. TOMCAT Rat & Mouse Bait pellets are a low-cost solution for burrow baiting.