The OTC ROBINAIR BOSCH OT6661 Ball Joint Remover is a tool that is used to remove ball joints from vehicles. It is made from durable materials that make it resistant to wear and tear. This tool is easy to use and can be used by anyone who is familiar with ball joint removal. The OTC ROBINAIR BOSCH OT6661 Ball Joint Remover is a tool that is used to remove ball joints from vehicles. It is made from durable materials that make it resistant to wear and tear. This tool is easy to use and can be used by anyone who is familiar with ball joint removal.