1400W Electric Hydraulic Hole Puncher, 22T Heavy Duty Hydraulic Hole Punch for Metal, Portable Punching Machine with 5 Dies - Precise Drilling for Aluminum Copper Plate Angle Iron Steel, MHP-20. 6.5"L x 3.54"W x 21H. This electric hydraulic punching machine for steel is equipped with 1400W 4 plunger cylinder pure copper motor and a powerful hydraulic system, which can quickly penetrate hard materials with 22 tons of punch force. Punching speed is within 2-3 seconds, which can highly improve work efficiency and satisfy your various punching demand. This electric hydraulic hole ...