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ESD 162 Diamond dry core drill -soft impact- Area of application: - Dry drilling up to Ø 162 mm in particularly hard materials, e.g. highly compacted sand-lime brick, reinforced concrete and masonry at high working speed (Ø 202 mm only in masonry). - Making wall and ceiling openings in plumbing, heating and ventilation construction. Features: - Newly developed IHT gear unit – extremely robust thanks to Impact Hybrid Technology (IHT); - High-precision gear rim geometry – optimized, high-frequency impact impulse delivery to the drill bit for faster drilling progress; - Hand-held and stand-guided drilling of wall and ceiling openings in sanitary, heating and ventilation construction (where wet drilling is not possible); - EDMC Pro – digital motor control with service and overload display; - Mounting for centering rod. nominal voltage 230V power input 2.200 W no-load speed 0-1.100 rpm rated speed 0-1.100 rpm maximum tool diameter optimal Ø 82-162 mm (max. 202 mm) tool holder G½" + 1¼" UNC clamping collar diameter 60 mm impact frequency 22.000 1/min EPTA-weight 6,7 kg