VEVOR Magnetic Drill, 1100W 1.57" Boring Diameter, 2697lbf/12000N Portable Electric Mag Drill Press with 7 Bits, 580 RPM Max Speed Drilling Machine for any Surface and Home ImprovementProduct Features Superior Performance This 1100W heavy duty mag drill bores at 580 RPM up to a maximum 2" depth and a maximum 1. 6" across. With its 10A powerful motor, the magnetic drill press drills through industry quality steel with ease. Premium Coring & Twist Bits The mag press is best used with the included drill bits, allowing you to create holes in most common sizes. 6 Coring bits: 0. 47" 12 mm, 0. 63" 16 mm, 0. 71" 18 mm, 0. 79" 20 mm, 0.