Steel Dragon Tools MD40 Magnetic Drill Press with 1-1/2" Boring Diameter & 2700lb Magnetic Force Suitable for drilling on any metal surface. Rack and pinion gear system for exact drilling depth. Motor: High-Speed Series, Induction, 1,100 W, 110 V, 60 Hz, 15 A Max Magnetic Force: 2,700 lbs. (12,000 N). Thinner metal will result in less force. Maximum Boring Diameter: 1-1/2 in. (40 mm). Maximum Boring Depth: 7-1/2 in.