Ferm CDM1094 Information The Ferm CDM1094 is a cordless hammer drill that is perfect for a variety of DIY and construction tasks. It has a powerful 16V motor that can handle even the toughest jobs, and it comes with a variety of features that make it easy to use. Introduction The Ferm CDM1094 is a well-rounded hammer drill that is perfect for a variety of tasks. It is powerful enough to handle concrete and masonry, but it is also lightweight and easy to control. The CDM1094 comes with a variety of features that make it easy to use, including a variable speed trigger, a two-speed gearbox, and a built-in LED work light.