The Hilti DD100 Diamond Core Drill is a compact yet powerful 1,600W core drilling machine engineered for demanding professional applications in concrete, masonry, and reinforced structures. With a design weight of approximately 5.3kg, it delivers an outstanding balance between portability and performance. Equipped with a standard chuck, dual-speed gearbox, and the ability to operate in both wet and dry modes, the DD100 is ideal for creating holes for piping, conduits, anchors, and service penetrations. Hilti DD100M in good working order, Pat tested on all speeds. .