Arbor Press, Force in Tons 1/4 ton, Force Range (Lbs.) 500, Swing (In.) 4 1/2 in, Table Work Surface (In.) 3-3/4 x 7, Anvil Dia. Work Area (In.) 1/2 in, Range of Slot Widths (In.) Up to 1/2, Max. Work Height (In.) 3 3/16 in, Ram Dimensions (In.) 3/4 x 3/4 x 6, Ram Hole Dia. x Depth (In.) 0.251 x 0.500, Height (In.) 7 in, Base Size (In.) 3-11/16 x 7, Zinc Casting Construction