11 Ton Hydraulic Knock Out Punch Driver Kit Hole Tool Hand Pump (Black/Yellow)

Product DetailsDie Materiel: 40 chromium steelDies: 22mm, 27.5mm, 34mm, 43mm, 49mm, 60mmStroke: 20mmSuitable Steel Plate Thickness: ≤3mmSuitable Stainless Steel Thickness: ≤1.6mmThis is a manual hydraulic metalworking hole punch used to open holes on steel plate.Dies are made from high quality 40 chromium steel for high hardness and long service life.Comes with 6 dies of 22mm, 27.5mm, 34mm, 43mm, 49mm, 60mm that can open different size of holes.Well packed and assorted in a metal box for well protection, convenient storage and carry. Drill a 11.5mm hole on steel plate first, make sure the screw rod can pass the hole then you can use this hole punch tool.Use small screw rod for opening 22mm and 27.5mm holes, and large one for others.11 Ton Hydraulic Knockout Punch Driver Kit Hole Tool Hand PumpThe finished distributor, on-off case and plate can change the specification at any time. It can change the size of the tools simply, and will not destroy the surface at all after drilling hole. Hydraulic knockout punch is an advanced hand hydraulic tool used to punch through any metal plate with the thickness up to 3mm. Unlike manual wrench-style punches, it is easy to operate, laborsaving and portable to any job site. Also, this machine can produce nicer holes, Light in weight , beautiful in design, it is widely applied in various industries. It is great for installing and repairing wire pipeline, signal lamp and instrument in metallurgy, petrol,chemical industry, electronics, electrical appliance, chemical industry, ship machinery and so forth.No need to do it by the old wrench-style punches any more, with this Brand New Complete 11-Ton Hydraulic Punch Driver Kit you could easily and quickly punch through even 11-gauge steel. It can tap a hole range from 22mm to 60mm on the metal plate with the thickness up to 3mm,built-in speeding up hydraulic apparatus, on/off knob, advanced portable manual hydraulic cutting tool. The Hydraulic Knockout Kit has various cutting dies fitting many materials like aluminum, steel, plastic. It works without scratching the surface of workpieces and is widely used in metallurgy,petrol, electrical appliance,chemical industry, ship, machinery and so on.Great for installing and repairing wire pipeline, signal lamp and instrument, especially it is suitable for holing on formed face plate, base plate and walls of switch box and distribution box.You are purchasing a brand new, in carry case, absolute quality, 11 ton hydraulic metal hole punching kit. This 11 ton hydraulic metal hole punch kit comes complete with main unit, pulling rods, gaskets or washers & with 6 cutting dies: 22mmOperating instructions:1. Use a electric drill to punch a workpiece to make a guide hole before using the hydraulic hole punch.2. Whirl the pulling rod into the screw of piston cylinder, then ring the rod with a gasket and pass through the lower cutting die with the rod.3. Put the pulling rod into the guide hole, and whirl the upper cutting die through the rod to make the upper cutting die, workpiece and the lower cutting die connected tightly.4. Shut the spill valve clockwise, and then press down the hand lever repeatedly to make the piston pump work. When the oil pressure climbing and shear force between the cutting die increasing, the die is starting to punch until it finishes. After punching, the hand lever must be stopped pressing down immediately.5. Loose the spill valve anticlockwise to release the oil pressure.6. After punching, the punch kit should be detached to clean thoroughly.Dies and Punches Size 22 mm (0.87")1/2"27.5 mm (1.08")3/4"34 mm (1.34")1"43 mm (1.69")1-1/4"49 mm (1.93")1-1/2"60 mm (2.36")2"