Core drilling machine for drills up to 402 mm in diameter The handy core drilling machine MSW-DDM402-PRO from MSW, the experts for professional tools, reliably drills holes in hard construction materials such as concrete, masonry or asphalt with the help of diamond core bits. With the help of a stand (not included in delivery), the drill can successfully drill holes up to 402 mm in diameter. Powerful – powerful 3,300 W motor with carbon brushes Precise – core drilling up to a diameter of 402 mm Effective – speeds of up to 1,100 rpm and LCD display Flexible – for dry and wet drilling Durable – housing made of resilient magnesium die-cast alloy AZ91D