GM Rubberhead Key Blanks are a durable and cost effective way to ensure the safety of your vehicle. The wide, flat head makes gaining a strong grip easy. Keys are easily cut on a variety of key machines. Key blanks can be used for residential or commercial use. Whether you are in need of a replacement for a key lost, broken, or stolen or just a spare key for a family member, friend, or neighbor, these key blanks provide a great experience.