... Hydaulic punch driver 1.ISO, CE, ROSH certified 2.High carbon steel made 3.Saving up to 30% operating force Name: hydraulic punch ... driver2 Type: SYK-8B3 Punch range: the thickness below 3.5 mm4 ... Punch force: 10T5 Stroke: 25mm6 Weight: 12kg7 Package: steel ... below 3mm102522,27,34,43,49,6020# Hydaulic punch driver