The Modular Drill Head BHM is of the highest quality and provides consistent reliability and performance in a wide range of applications. It provides flexibility by allowing you to decide what drilling head to use for different drilling applications. No more switching drills when moving to the next drilling application, grab your next head and go. Ideal for working in spaces that a conventional drill cannot reach, making your job easier, safer and more efficient. The drill heads offered in the BHM range come in many different shapes and sizes. A drill head for every aerospace drilling need.