JET JDP-20VST Variable Speed Drill Press w/Tapping 1-1/2 Drilling Capacity 2HP 230V 3PhSolid design and construction deliver precision operation and control. JET 20" Variable Speed Drill Presses combine variable speed spindles with a massively constructed head that increases accuracy and rigidity. That's all on top of a steel column and a heavy duty cast iron base. CSA CUS Certified. Stock Number 354240 Base Dimensions (In.) 27 x 19 Column Diameter (In.) 4 1 2 Drilling Capacity Cast Iron (In.) 1 1 2 Drilling Capacity Mild Steel (In.) 1