HILTI DD EC-1 DIAMOND DRILLING SYSTEM CORE CUTTER This Hilti diamond drilling system efficiently drills through reinforcing bars and is also versatile enough to drill through various types of steel reinforced concrete and marble. Features: -Reduces drilling noise – no hammering -Drill precise anchor and through holes of 3/8 to 1-5/16-inch -Anchor setting with reduced noise level: Perfect for hospitals, residential, etc. Anchor setting with impact-free drilling; Wet operation only -Ideal for renovation work and drilling jobs in occupied building’s ideal for plumbers, electricians and builders, comes with a selection of core bits, carry case, 110v cable and a side handle. Any questions please ask!