Factory-Reconditioned Milwaukee 5377-8 5.5 Amp 1/2-Inch Magnum Hammer Drill Kit Reconditioned Milwaukee Products have a five-year warranty through the Milwaukee factory or an authorized service center For percussion drilling in concrete and masonry Drilling without hammering in wood and metal Trigger speed control in 2 ranges, plus reverse Change brushes in less than one minute with the removable brush cartridge system