www.pmmag.com/articles/89416-electric-core-drill-by-cs-unitec
Electric Core Drill by CS Unitec
January 15, 2006

CS Unitec's EBM 350/3PSA core drill is ideal for drilling up to 14-inch diameter holes in concrete, reinforced concrete, asphalt and natural stone. Weighing only 77 lbs., it has a powerful 24.5 AMP high-torque motor and a rugged three-speed gearbox. Drilling speeds of 230, 500 or 1,030 rpm with internal oil pump.
Circle 38