PAPER DRILL SPECIFICATIONS, Number of Drill Heads: 3, Range Between Drills: 2 3/4″ to 4 1/2″, Range Between Outside Drills: 5 1/2″ to 9″, Maximum Drilling Capacity: 2 1/2″, Strokes Per Minute (adjustable): Up to 18, Backgauge Adjustment: 0 to 4 1/2″, Vertical Adjustment of Individual Heads: 1/4″, Table Size: 19 1/2″ x 31 1/2″, Table Height: 37″, Overall Height: 59 1/4″, Floor Space Needed: 36″ x 41 1/2″, Net Weight (approximate): 520 lbs,