Allsteel 20-4 Hydraulic Press Brake 20 Ton x 4' #6953 #1 SPECIFICATIONS: Tonnage: 20 Tons Length: 52″ Throat Depth: 10″ Distance Between Housings: 38″ Stroke, Variable: 0 to 4″ Opening Height: 11-1/2″ Voltage: 480V / 3 Phase Motor: 7.5 HP EQUIPPED WITH: Front Operated Back Gauge Die Rail