VEVOR Magnetic Drill, 1100W 1.57" Boring Diameter, 2697lbf/12000N Portable Electric Mag Drill Press with 12 Drilling 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 5A 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. 11 Coring bits: 0. 47" 12 mm, 0. 51" 13 mm, 0. 59" 15 mm, 0. 63" 16 mm, 0.