Tomcat Rat Bait Chunks With Bromethalin 4 Lb Catalog Lawn & Garden Pest Control Rodenticides Tomcat Rat Bait Chunks With Bromethalin 4 Lb UPC : 000000000000 SKU : 11500491 Model Number : 22244 Description Bromethalin rodenticide bait blocks. Kills Norway rats, roof rats and house rats. 4lb pail of 1oz. Rates Please contact us for current pricing and availability.