The Drill Assistant is a 3-in-1 construction tool that will help you drill level, precise holes with no mess. The AdirPro Drill Assistant is a 3-in-1 construction tool that will help you drill level, precise holes with no mess. The lightweight, durable plastic construction is easy to hold and attaches to any work space. Set the drill buddy on the flat surface or wall at your desired height and click the vacuum button to engage an instant seal.