The cast define is a custom tool that is cast from a solid piece of cast iron and is designed to drill into concrete to form the desired hole. This tool was made to give concrete an extra punch to allow it to be cast with more precision and to provide better durability. A cast define is a good investment as it lasts a long time and will always perform well no matter what you are trying to accomplish. So let's get started on your cast define story. First, how did the cast define begin? It all st...